Home / 54,839.24-82,258.86-31,480.52

Finding the Fourth Proportional to 54,839.24, 82,258.86 and 31,480.52

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Solution

The fourth proportional to 54,839.24, 82,258.86 and 31,480.52 is: 47,220.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,839.24 : 82,258.86 = 31,480.52 : x
  2. Step 2: Convert to fraction form
    54,839.24/82,258.86 = 31,480.52/x
  3. Step 3: Cross multiply
    54,839.24x = 82,258.86 × 31,480.52
  4. Step 4: Simplify right side
    54,839.24x = 2,589,551,687.41
  5. Step 5: Solve for x
    x = 2,589,551,687.41/54,839.24
  6. Step 6: Final answer
    x = 47,220.78

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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.