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Finding the Fourth Proportional to 159,708.92, 239,604.42 and 59,870.48

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Solution

The fourth proportional to 159,708.92, 239,604.42 and 59,870.48 is: 89,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,708.92 : 239,604.42 = 59,870.48 : x
  2. Step 2: Convert to fraction form
    159,708.92/239,604.42 = 59,870.48/x
  3. Step 3: Cross multiply
    159,708.92x = 239,604.42 × 59,870.48
  4. Step 4: Simplify right side
    159,708.92x = 14,345,231,635.52
  5. Step 5: Solve for x
    x = 14,345,231,635.52/159,708.92
  6. Step 6: Final answer
    x = 89,821.10

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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.