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Finding the Fourth Proportional to 101,522.65, 140,115.92 and 58,493.90

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Solution

The fourth proportional to 101,522.65, 140,115.92 and 58,493.90 is: 80,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,522.65 : 140,115.92 = 58,493.90 : x
  2. Step 2: Convert to fraction form
    101,522.65/140,115.92 = 58,493.90/x
  3. Step 3: Cross multiply
    101,522.65x = 140,115.92 × 58,493.90
  4. Step 4: Simplify right side
    101,522.65x = 8,195,926,595.50
  5. Step 5: Solve for x
    x = 8,195,926,595.50/101,522.65
  6. Step 6: Final answer
    x = 80,730.03

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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.