Finding the Fourth Proportional to 89,060,493.80, 133,491,207.90 and 50,740,365.80
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Solution
The fourth proportional to 89,060,493.80, 133,491,207.90 and 50,740,365.80 is: 76,053,841.96
Step by Step Solution
- Step 1: Write the proportion equation
89,060,493.80 : 133,491,207.90 = 50,740,365.80 : x - Step 2: Convert to fraction form
89,060,493.80/133,491,207.90 = 50,740,365.80/x - Step 3: Cross multiply
89,060,493.80x = 133,491,207.90 × 50,740,365.80 - Step 4: Simplify right side
89,060,493.80x = 6,773,392,719,929,850 - Step 5: Solve for x
x = 6,773,392,719,929,850/89,060,493.80 - Step 6: Final answer
x = 76,053,841.96
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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.