Finding the Fourth Proportional to 71,454,248.28, 107,138,219.49 and 32,055,287.49
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Solution
The fourth proportional to 71,454,248.28, 107,138,219.49 and 32,055,287.49 is: 48,063,572.28
Step by Step Solution
- Step 1: Write the proportion equation
71,454,248.28 : 107,138,219.49 = 32,055,287.49 : x - Step 2: Convert to fraction form
71,454,248.28/107,138,219.49 = 32,055,287.49/x - Step 3: Cross multiply
71,454,248.28x = 107,138,219.49 × 32,055,287.49 - Step 4: Simplify right side
71,454,248.28x = 3,434,346,426,918,671 - Step 5: Solve for x
x = 3,434,346,426,918,671/71,454,248.28 - Step 6: Final answer
x = 48,063,572.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.