Home / 49,650.42-74,475.46-20,067.90

Finding the Fourth Proportional to 49,650.42, 74,475.46 and 20,067.90

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Solution

The fourth proportional to 49,650.42, 74,475.46 and 20,067.90 is: 30,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,650.42 : 74,475.46 = 20,067.90 : x
  2. Step 2: Convert to fraction form
    49,650.42/74,475.46 = 20,067.90/x
  3. Step 3: Cross multiply
    49,650.42x = 74,475.46 × 20,067.90
  4. Step 4: Simplify right side
    49,650.42x = 1,494,566,083.73
  5. Step 5: Solve for x
    x = 1,494,566,083.73/49,650.42
  6. Step 6: Final answer
    x = 30,101.78

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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.