Home / 54,930.91-82,392.83-17,517.79

Finding the Fourth Proportional to 54,930.91, 82,392.83 and 17,517.79

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Solution

The fourth proportional to 54,930.91, 82,392.83 and 17,517.79 is: 26,275.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,930.91 : 82,392.83 = 17,517.79 : x
  2. Step 2: Convert to fraction form
    54,930.91/82,392.83 = 17,517.79/x
  3. Step 3: Cross multiply
    54,930.91x = 82,392.83 × 17,517.79
  4. Step 4: Simplify right side
    54,930.91x = 1,443,340,293.45
  5. Step 5: Solve for x
    x = 1,443,340,293.45/54,930.91
  6. Step 6: Final answer
    x = 26,275.56

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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.