Home / 55,469.43-83,132.66-48,324.78

Finding the Fourth Proportional to 55,469.43, 83,132.66 and 48,324.78

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Solution

The fourth proportional to 55,469.43, 83,132.66 and 48,324.78 is: 72,424.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,469.43 : 83,132.66 = 48,324.78 : x
  2. Step 2: Convert to fraction form
    55,469.43/83,132.66 = 48,324.78/x
  3. Step 3: Cross multiply
    55,469.43x = 83,132.66 × 48,324.78
  4. Step 4: Simplify right side
    55,469.43x = 4,017,367,626.13
  5. Step 5: Solve for x
    x = 4,017,367,626.13/55,469.43
  6. Step 6: Final answer
    x = 72,424.89

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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.