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Finding the Fourth Proportional to 49,077.70, 73,616.55 and 25,711.30

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Solution

The fourth proportional to 49,077.70, 73,616.55 and 25,711.30 is: 38,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,077.70 : 73,616.55 = 25,711.30 : x
  2. Step 2: Convert to fraction form
    49,077.70/73,616.55 = 25,711.30/x
  3. Step 3: Cross multiply
    49,077.70x = 73,616.55 × 25,711.30
  4. Step 4: Simplify right side
    49,077.70x = 1,892,777,202.02
  5. Step 5: Solve for x
    x = 1,892,777,202.02/49,077.70
  6. Step 6: Final answer
    x = 38,566.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.