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Finding the Fourth Proportional to 71,273.88, 106,925.40 and 24,520.68

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Solution

The fourth proportional to 71,273.88, 106,925.40 and 24,520.68 is: 36,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,273.88 : 106,925.40 = 24,520.68 : x
  2. Step 2: Convert to fraction form
    71,273.88/106,925.40 = 24,520.68/x
  3. Step 3: Cross multiply
    71,273.88x = 106,925.40 × 24,520.68
  4. Step 4: Simplify right side
    71,273.88x = 2,621,883,517.27
  5. Step 5: Solve for x
    x = 2,621,883,517.27/71,273.88
  6. Step 6: Final answer
    x = 36,786.04

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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.