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Finding the Fourth Proportional to 187,132.68, 280,713.24 and 62,473.68

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Solution

The fourth proportional to 187,132.68, 280,713.24 and 62,473.68 is: 93,715.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,132.68 : 280,713.24 = 62,473.68 : x
  2. Step 2: Convert to fraction form
    187,132.68/280,713.24 = 62,473.68/x
  3. Step 3: Cross multiply
    187,132.68x = 280,713.24 × 62,473.68
  4. Step 4: Simplify right side
    187,132.68x = 17,537,189,127.52
  5. Step 5: Solve for x
    x = 17,537,189,127.52/187,132.68
  6. Step 6: Final answer
    x = 93,715.27

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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.