Home / 54,402.28-81,506.76-22,742.56

Finding the Fourth Proportional to 54,402.28, 81,506.76 and 22,742.56

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Solution

The fourth proportional to 54,402.28, 81,506.76 and 22,742.56 is: 34,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402.28 : 81,506.76 = 22,742.56 : x
  2. Step 2: Convert to fraction form
    54,402.28/81,506.76 = 22,742.56/x
  3. Step 3: Cross multiply
    54,402.28x = 81,506.76 × 22,742.56
  4. Step 4: Simplify right side
    54,402.28x = 1,853,672,379.71
  5. Step 5: Solve for x
    x = 1,853,672,379.71/54,402.28
  6. Step 6: Final answer
    x = 34,073.43

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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.