Home / 54,306.11-81,470.40-26,245.69

Finding the Fourth Proportional to 54,306.11, 81,470.40 and 26,245.69

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Solution

The fourth proportional to 54,306.11, 81,470.40 and 26,245.69 is: 39,373.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,306.11 : 81,470.40 = 26,245.69 : x
  2. Step 2: Convert to fraction form
    54,306.11/81,470.40 = 26,245.69/x
  3. Step 3: Cross multiply
    54,306.11x = 81,470.40 × 26,245.69
  4. Step 4: Simplify right side
    54,306.11x = 2,138,246,862.58
  5. Step 5: Solve for x
    x = 2,138,246,862.58/54,306.11
  6. Step 6: Final answer
    x = 39,373.96

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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.