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Finding the Fourth Proportional to 247,401.92, 371,101.88 and 89,593.52

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Solution

The fourth proportional to 247,401.92, 371,101.88 and 89,593.52 is: 134,389.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,401.92 : 371,101.88 = 89,593.52 : x
  2. Step 2: Convert to fraction form
    247,401.92/371,101.88 = 89,593.52/x
  3. Step 3: Cross multiply
    247,401.92x = 371,101.88 × 89,593.52
  4. Step 4: Simplify right side
    247,401.92x = 33,248,323,707.82
  5. Step 5: Solve for x
    x = 33,248,323,707.82/247,401.92
  6. Step 6: Final answer
    x = 134,389.92

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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.