Math, asked by amitbarsainyan803, 3 months ago

30:105::42:x find fourth proportion

Answers

Answered by Raftar62

1

Answer:

=> 30:105::42:x

=> 30/105::42/x

=> 2/7::42/x

=> 2/7::2×21/7×21::42/x

=> 2:7::42:147::42:x

so, x = 147

Answered by nishanehra937

0

Answer:

147

Explanation : 105x42 = 4410÷30

= 147

therefore, x = 147

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