Home / 54,663.36-81,959.92-23,064.78

Finding the Fourth Proportional to 54,663.36, 81,959.92 and 23,064.78

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Solution

The fourth proportional to 54,663.36, 81,959.92 and 23,064.78 is: 34,582.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,663.36 : 81,959.92 = 23,064.78 : x
  2. Step 2: Convert to fraction form
    54,663.36/81,959.92 = 23,064.78/x
  3. Step 3: Cross multiply
    54,663.36x = 81,959.92 × 23,064.78
  4. Step 4: Simplify right side
    54,663.36x = 1,890,387,523.62
  5. Step 5: Solve for x
    x = 1,890,387,523.62/54,663.36
  6. Step 6: Final answer
    x = 34,582.35

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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.