Home / 54,229.23-81,344.90-14,787.36

Finding the Fourth Proportional to 54,229.23, 81,344.90 and 14,787.36

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Solution

The fourth proportional to 54,229.23, 81,344.90 and 14,787.36 is: 22,181.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,229.23 : 81,344.90 = 14,787.36 : x
  2. Step 2: Convert to fraction form
    54,229.23/81,344.90 = 14,787.36/x
  3. Step 3: Cross multiply
    54,229.23x = 81,344.90 × 14,787.36
  4. Step 4: Simplify right side
    54,229.23x = 1,202,876,357.43
  5. Step 5: Solve for x
    x = 1,202,876,357.43/54,229.23
  6. Step 6: Final answer
    x = 22,181.33

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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.