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Finding the Fourth Proportional to 153,158.42, 229,737.54 and 59,729.78

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Solution

The fourth proportional to 153,158.42, 229,737.54 and 59,729.78 is: 89,594.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,158.42 : 229,737.54 = 59,729.78 : x
  2. Step 2: Convert to fraction form
    153,158.42/229,737.54 = 59,729.78/x
  3. Step 3: Cross multiply
    153,158.42x = 229,737.54 × 59,729.78
  4. Step 4: Simplify right side
    153,158.42x = 13,722,172,721.94
  5. Step 5: Solve for x
    x = 13,722,172,721.94/153,158.42
  6. Step 6: Final answer
    x = 89,594.63

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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.