Finding the Fourth Proportional to 107,651.70, 161,458.92 and 32,753.70
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Solution
The fourth proportional to 107,651.70, 161,458.92 and 32,753.70 is: 49,124.88
Step by Step Solution
- Step 1: Write the proportion equation
107,651.70 : 161,458.92 = 32,753.70 : x - Step 2: Convert to fraction form
107,651.70/161,458.92 = 32,753.70/x - Step 3: Cross multiply
107,651.70x = 161,458.92 × 32,753.70 - Step 4: Simplify right side
107,651.70x = 5,288,377,028.00 - Step 5: Solve for x
x = 5,288,377,028.00/107,651.70 - Step 6: Final answer
x = 49,124.88
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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.