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Finding the Fourth Proportional to 175,379.52, 241,964.52 and 99,874.56

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Solution

The fourth proportional to 175,379.52, 241,964.52 and 99,874.56 is: 137,793.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,379.52 : 241,964.52 = 99,874.56 : x
  2. Step 2: Convert to fraction form
    175,379.52/241,964.52 = 99,874.56/x
  3. Step 3: Cross multiply
    175,379.52x = 241,964.52 × 99,874.56
  4. Step 4: Simplify right side
    175,379.52x = 24,166,099,970.61
  5. Step 5: Solve for x
    x = 24,166,099,970.61/175,379.52
  6. Step 6: Final answer
    x = 137,793.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.