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Finding the Fourth Proportional to 68,793.11, 103,199.91 and 24,416.14

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Solution

The fourth proportional to 68,793.11, 103,199.91 and 24,416.14 is: 36,627.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,793.11 : 103,199.91 = 24,416.14 : x
  2. Step 2: Convert to fraction form
    68,793.11/103,199.91 = 24,416.14/x
  3. Step 3: Cross multiply
    68,793.11x = 103,199.91 × 24,416.14
  4. Step 4: Simplify right side
    68,793.11x = 2,519,743,450.55
  5. Step 5: Solve for x
    x = 2,519,743,450.55/68,793.11
  6. Step 6: Final answer
    x = 36,627.85

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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.