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30, 32, 42 Find the fourth proportional​

30, 32, 42 Find the fourth proportional​
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2 votes
30, 32, 42 Find the fourth proportional​

User Francys
by
7.7k points

1 Answer

2 votes
Let the 4
th
proportion be x.
32
30
​
=
x
42
​

x=
30
42×32
​

=44.8.
User Lars Andren
by
8.3k points
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