Home / 49,217.20-73,716.45-40,469.20

Finding the Fourth Proportional to 49,217.20, 73,716.45 and 40,469.20

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Solution

The fourth proportional to 49,217.20, 73,716.45 and 40,469.20 is: 60,613.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,217.20 : 73,716.45 = 40,469.20 : x
  2. Step 2: Convert to fraction form
    49,217.20/73,716.45 = 40,469.20/x
  3. Step 3: Cross multiply
    49,217.20x = 73,716.45 × 40,469.20
  4. Step 4: Simplify right side
    49,217.20x = 2,983,245,758.34
  5. Step 5: Solve for x
    x = 2,983,245,758.34/49,217.20
  6. Step 6: Final answer
    x = 60,613.89

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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.