Finding the Fourth Proportional to 88,932.87, 133,395.66 and 29,763.99
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Solution
The fourth proportional to 88,932.87, 133,395.66 and 29,763.99 is: 44,644.77
Step by Step Solution
- Step 1: Write the proportion equation
88,932.87 : 133,395.66 = 29,763.99 : x - Step 2: Convert to fraction form
88,932.87/133,395.66 = 29,763.99/x - Step 3: Cross multiply
88,932.87x = 133,395.66 × 29,763.99 - Step 4: Simplify right side
88,932.87x = 3,970,387,090.28 - Step 5: Solve for x
x = 3,970,387,090.28/88,932.87 - Step 6: Final answer
x = 44,644.77
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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.