Finding the Fourth Proportional to 96,416,687.25, 133,063,234.17 and 54,608,189.76
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Solution
The fourth proportional to 96,416,687.25, 133,063,234.17 and 54,608,189.76 is: 75,363,949.42
Step by Step Solution
- Step 1: Write the proportion equation
96,416,687.25 : 133,063,234.17 = 54,608,189.76 : x - Step 2: Convert to fraction form
96,416,687.25/133,063,234.17 = 54,608,189.76/x - Step 3: Cross multiply
96,416,687.25x = 133,063,234.17 × 54,608,189.76 - Step 4: Simplify right side
96,416,687.25x = 7,266,342,341,634,676 - Step 5: Solve for x
x = 7,266,342,341,634,676/96,416,687.25 - Step 6: Final answer
x = 75,363,949.42
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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.