Home / 54,825.05-82,240.51-17,387.97

Finding the Fourth Proportional to 54,825.05, 82,240.51 and 17,387.97

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Solution

The fourth proportional to 54,825.05, 82,240.51 and 17,387.97 is: 26,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,825.05 : 82,240.51 = 17,387.97 : x
  2. Step 2: Convert to fraction form
    54,825.05/82,240.51 = 17,387.97/x
  3. Step 3: Cross multiply
    54,825.05x = 82,240.51 × 17,387.97
  4. Step 4: Simplify right side
    54,825.05x = 1,429,995,520.66
  5. Step 5: Solve for x
    x = 1,429,995,520.66/54,825.05
  6. Step 6: Final answer
    x = 26,082.89

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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.