Finding the Fourth Proportional to 168,337.92, 232,304.99 and 91,855.29
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Solution
The fourth proportional to 168,337.92, 232,304.99 and 91,855.29 is: 126,759.57
Step by Step Solution
- Step 1: Write the proportion equation
168,337.92 : 232,304.99 = 91,855.29 : x - Step 2: Convert to fraction form
168,337.92/232,304.99 = 91,855.29/x - Step 3: Cross multiply
168,337.92x = 232,304.99 × 91,855.29 - Step 4: Simplify right side
168,337.92x = 21,338,441,765.62 - Step 5: Solve for x
x = 21,338,441,765.62/168,337.92 - Step 6: Final answer
x = 126,759.57
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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.