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Finding the Fourth Proportional to 247,687.68, 371,531.46 and 60,697.56

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Solution

The fourth proportional to 247,687.68, 371,531.46 and 60,697.56 is: 91,046.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,687.68 : 371,531.46 = 60,697.56 : x
  2. Step 2: Convert to fraction form
    247,687.68/371,531.46 = 60,697.56/x
  3. Step 3: Cross multiply
    247,687.68x = 371,531.46 × 60,697.56
  4. Step 4: Simplify right side
    247,687.68x = 22,551,053,085.24
  5. Step 5: Solve for x
    x = 22,551,053,085.24/247,687.68
  6. Step 6: Final answer
    x = 91,046.33

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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.