the number 4,x,9 and 36 are in proportion .find x
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Step-by-step explanation:
4 : x : : 9 : 36
product of mean = product of extreme
9x = 4 × 36
9x = 144
x = 144/9
x = 16
4 : 16 : : 9 : 36
16 × 9 = 144
4 × 36 = 144
i hope it helps you
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