Home / 54,918.28-82,347.90-17,468.20

Finding the Fourth Proportional to 54,918.28, 82,347.90 and 17,468.20

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Solution

The fourth proportional to 54,918.28, 82,347.90 and 17,468.20 is: 26,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,918.28 : 82,347.90 = 17,468.20 : x
  2. Step 2: Convert to fraction form
    54,918.28/82,347.90 = 17,468.20/x
  3. Step 3: Cross multiply
    54,918.28x = 82,347.90 × 17,468.20
  4. Step 4: Simplify right side
    54,918.28x = 1,438,469,586.78
  5. Step 5: Solve for x
    x = 1,438,469,586.78/54,918.28
  6. Step 6: Final answer
    x = 26,192.91

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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.