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Finding the Fourth Proportional to 159,401.97, 239,163.70 and 59,606.73

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Solution

The fourth proportional to 159,401.97, 239,163.70 and 59,606.73 is: 89,432.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,401.97 : 239,163.70 = 59,606.73 : x
  2. Step 2: Convert to fraction form
    159,401.97/239,163.70 = 59,606.73/x
  3. Step 3: Cross multiply
    159,401.97x = 239,163.70 × 59,606.73
  4. Step 4: Simplify right side
    159,401.97x = 14,255,766,091.70
  5. Step 5: Solve for x
    x = 14,255,766,091.70/159,401.97
  6. Step 6: Final answer
    x = 89,432.81

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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.