Home / 54,314.91-81,472.43-14,872.37

Finding the Fourth Proportional to 54,314.91, 81,472.43 and 14,872.37

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Solution

The fourth proportional to 54,314.91, 81,472.43 and 14,872.37 is: 22,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,314.91 : 81,472.43 = 14,872.37 : x
  2. Step 2: Convert to fraction form
    54,314.91/81,472.43 = 14,872.37/x
  3. Step 3: Cross multiply
    54,314.91x = 81,472.43 × 14,872.37
  4. Step 4: Simplify right side
    54,314.91x = 1,211,687,753.58
  5. Step 5: Solve for x
    x = 1,211,687,753.58/54,314.91
  6. Step 6: Final answer
    x = 22,308.57

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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.