If `x` is subtracted from each of the numbers `20,37,54 and 105` then the numbers so obtained in this order are in proportion.What is the value of `x`?

If x is subtracted from each of the numbers 20, 37, 54 and 105, then the numbers so obtained in this order are in proportion. What is the mean proportional between (7x - 5) and (x + 6) ?

If x is subtracted from each of the numbers 20, 37, 54 and 105, then the numbers so obtained in this order are in proportion. What is the mean proportional between (7x - 5) and (x + 1)?

If x is subtracted from each of 23, 39, 32 and 56, the numbers so obtained in this order are in proportion. What is the mean proportional between (x + 4) and (3x + 1)? यदि x को 23, 39, 32 और 56 में से प्रत्येक से घटाया जाता है, तो प्राप्त होने वाली संख्याएं समानुपात में आती हैं | ( x+ 4) और (3x + 1) के बीच मध्य आनुपातिक ज्ञात करें |

When x is subtracted from each of 19, 28, 55 and 91, the numbers so obtained in this order are in proportion . What is the mean proportion between (x + 9) and x^2 ? जब x को 19, 28, 55 और 91 में से घटाया जाता है, तो इस क्रम में प्राप्त संख्याएँ अनुपात में होती हैं। (x + 9) और x^2 के बीच माध्य अनुपात क्या है?

When the number x is subtracted from each of the numbers 8, 16, and 40, the three numbers that result form a geometric progression. What is the value of x ?

When x is subtracted from each of 21, 22, 60 and 64, the numbers so obtained, in this order, are in proportion. What is the mean proportional between (x+1) and (7x+8). जब x को 21, 22, 60 तथा 64 में से घटाया जाता है, तो इस प्रकार प्राप्त संख्याएं समानुपात में हैं| (x+1) तथा (7x+8) के बीच माध्य समानुपाती ज्ञात करें |

If x is subtracted from each other of 17, 14, 22 and 18 then these numbers are in proportion, in this order. What is the mean proportion between 9x and 5x?