Home / 68,899.68-95,016.24-45,046.80

Finding the Fourth Proportional to 68,899.68, 95,016.24 and 45,046.80

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Solution

The fourth proportional to 68,899.68, 95,016.24 and 45,046.80 is: 62,121.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,899.68 : 95,016.24 = 45,046.80 : x
  2. Step 2: Convert to fraction form
    68,899.68/95,016.24 = 45,046.80/x
  3. Step 3: Cross multiply
    68,899.68x = 95,016.24 × 45,046.80
  4. Step 4: Simplify right side
    68,899.68x = 4,280,177,560.03
  5. Step 5: Solve for x
    x = 4,280,177,560.03/68,899.68
  6. Step 6: Final answer
    x = 62,121.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.