Home / 54,542.74-81,730.27-32,311.89

Finding the Fourth Proportional to 54,542.74, 81,730.27 and 32,311.89

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Solution

The fourth proportional to 54,542.74, 81,730.27 and 32,311.89 is: 48,418.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,542.74 : 81,730.27 = 32,311.89 : x
  2. Step 2: Convert to fraction form
    54,542.74/81,730.27 = 32,311.89/x
  3. Step 3: Cross multiply
    54,542.74x = 81,730.27 × 32,311.89
  4. Step 4: Simplify right side
    54,542.74x = 2,640,859,493.91
  5. Step 5: Solve for x
    x = 2,640,859,493.91/54,542.74
  6. Step 6: Final answer
    x = 48,418.17

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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.