Home / 54,874-75,726.66-29,724.04

Finding the Fourth Proportional to 54,874, 75,726.66 and 29,724.04

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Solution

The fourth proportional to 54,874, 75,726.66 and 29,724.04 is: 41,019.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,874 : 75,726.66 = 29,724.04 : x
  2. Step 2: Convert to fraction form
    54,874/75,726.66 = 29,724.04/x
  3. Step 3: Cross multiply
    54,874x = 75,726.66 × 29,724.04
  4. Step 4: Simplify right side
    54,874x = 2,250,902,270.91
  5. Step 5: Solve for x
    x = 2,250,902,270.91/54,874
  6. Step 6: Final answer
    x = 41,019.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.