Home / 69,131.66-103,731.38-24,761.84

Finding the Fourth Proportional to 69,131.66, 103,731.38 and 24,761.84

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Solution

The fourth proportional to 69,131.66, 103,731.38 and 24,761.84 is: 37,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,131.66 : 103,731.38 = 24,761.84 : x
  2. Step 2: Convert to fraction form
    69,131.66/103,731.38 = 24,761.84/x
  3. Step 3: Cross multiply
    69,131.66x = 103,731.38 × 24,761.84
  4. Step 4: Simplify right side
    69,131.66x = 2,568,579,710.73
  5. Step 5: Solve for x
    x = 2,568,579,710.73/69,131.66
  6. Step 6: Final answer
    x = 37,154.90

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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.