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Finding the Fourth Proportional to 159,800.86, 239,639.02 and 59,906.57

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Solution

The fourth proportional to 159,800.86, 239,639.02 and 59,906.57 is: 89,836.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,800.86 : 239,639.02 = 59,906.57 : x
  2. Step 2: Convert to fraction form
    159,800.86/239,639.02 = 59,906.57/x
  3. Step 3: Cross multiply
    159,800.86x = 239,639.02 × 59,906.57
  4. Step 4: Simplify right side
    159,800.86x = 14,355,951,726.36
  5. Step 5: Solve for x
    x = 14,355,951,726.36/159,800.86
  6. Step 6: Final answer
    x = 89,836.51

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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.