Finding the Fourth Proportional to 86,532, 119,414.52 and 46,788
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Solution
The fourth proportional to 86,532, 119,414.52 and 46,788 is: 64,567.63
Step by Step Solution
- Step 1: Write the proportion equation
86,532 : 119,414.52 = 46,788 : x - Step 2: Convert to fraction form
86,532/119,414.52 = 46,788/x - Step 3: Cross multiply
86,532x = 119,414.52 × 46,788 - Step 4: Simplify right side
86,532x = 5,587,166,561.76 - Step 5: Solve for x
x = 5,587,166,561.76/86,532 - Step 6: Final answer
x = 64,567.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.