Home / 73,821.10-110,731.65-27,067.90

Finding the Fourth Proportional to 73,821.10, 110,731.65 and 27,067.90

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Solution

The fourth proportional to 73,821.10, 110,731.65 and 27,067.90 is: 40,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,821.10 : 110,731.65 = 27,067.90 : x
  2. Step 2: Convert to fraction form
    73,821.10/110,731.65 = 27,067.90/x
  3. Step 3: Cross multiply
    73,821.10x = 110,731.65 × 27,067.90
  4. Step 4: Simplify right side
    73,821.10x = 2,997,273,229.04
  5. Step 5: Solve for x
    x = 2,997,273,229.04/73,821.10
  6. Step 6: Final answer
    x = 40,601.85

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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.