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Finding the Fourth Proportional to 159,700.92, 239,592.42 and 59,862.48

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Solution

The fourth proportional to 159,700.92, 239,592.42 and 59,862.48 is: 89,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,700.92 : 239,592.42 = 59,862.48 : x
  2. Step 2: Convert to fraction form
    159,700.92/239,592.42 = 59,862.48/x
  3. Step 3: Cross multiply
    159,700.92x = 239,592.42 × 59,862.48
  4. Step 4: Simplify right side
    159,700.92x = 14,342,596,450.40
  5. Step 5: Solve for x
    x = 14,342,596,450.40/159,700.92
  6. Step 6: Final answer
    x = 89,809.10

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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.