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Finding the Fourth Proportional to 221,737.60, 332,649.60 and 88,595.20

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Solution

The fourth proportional to 221,737.60, 332,649.60 and 88,595.20 is: 132,910.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,737.60 : 332,649.60 = 88,595.20 : x
  2. Step 2: Convert to fraction form
    221,737.60/332,649.60 = 88,595.20/x
  3. Step 3: Cross multiply
    221,737.60x = 332,649.60 × 88,595.20
  4. Step 4: Simplify right side
    221,737.60x = 29,471,157,841.92
  5. Step 5: Solve for x
    x = 29,471,157,841.92/221,737.60
  6. Step 6: Final answer
    x = 132,910.06

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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.