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Finding the Fourth Proportional to 159,500.67, 239,025.30 and 88,454.55

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Solution

The fourth proportional to 159,500.67, 239,025.30 and 88,454.55 is: 132,556.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,500.67 : 239,025.30 = 88,454.55 : x
  2. Step 2: Convert to fraction form
    159,500.67/239,025.30 = 88,454.55/x
  3. Step 3: Cross multiply
    159,500.67x = 239,025.30 × 88,454.55
  4. Step 4: Simplify right side
    159,500.67x = 21,142,875,350.12
  5. Step 5: Solve for x
    x = 21,142,875,350.12/159,500.67
  6. Step 6: Final answer
    x = 132,556.66

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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.