Question

If 18, x, x, 50 are in proportion, then the value of x is :

(1) 30 (2) 20 (3) 10 (4) 5​

Answer 1

Answer:

Given that 18,x,x,50 are in proportion.

18:x::x:50

18/x = x/50

x^2 = 50 * 18

x^2 = 900

x = 30.

Explanation:

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