Home / 54,548.43-81,798.03-17,099.70

Finding the Fourth Proportional to 54,548.43, 81,798.03 and 17,099.70

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Solution

The fourth proportional to 54,548.43, 81,798.03 and 17,099.70 is: 25,641.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,548.43 : 81,798.03 = 17,099.70 : x
  2. Step 2: Convert to fraction form
    54,548.43/81,798.03 = 17,099.70/x
  3. Step 3: Cross multiply
    54,548.43x = 81,798.03 × 17,099.70
  4. Step 4: Simplify right side
    54,548.43x = 1,398,721,773.59
  5. Step 5: Solve for x
    x = 1,398,721,773.59/54,548.43
  6. Step 6: Final answer
    x = 25,641.83

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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.