the numbers(25-x),34,(59-x) and 102 are in proportion . Find X

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Solution

we know that in rationand proportionality

Product of means = product of extremes

Where 34 and (59-x) are means ,and 102 and (25-x) are extreams
34 (59-x) = 102 (25-x)
= 2006 - 34x = 2550 - 102x
68x = 544
x=544/68
X=8

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