Home / 69,134.73-103,757.46-31,712.43

Finding the Fourth Proportional to 69,134.73, 103,757.46 and 31,712.43

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Solution

The fourth proportional to 69,134.73, 103,757.46 and 31,712.43 is: 47,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,134.73 : 103,757.46 = 31,712.43 : x
  2. Step 2: Convert to fraction form
    69,134.73/103,757.46 = 31,712.43/x
  3. Step 3: Cross multiply
    69,134.73x = 103,757.46 × 31,712.43
  4. Step 4: Simplify right side
    69,134.73x = 3,290,401,187.23
  5. Step 5: Solve for x
    x = 3,290,401,187.23/69,134.73
  6. Step 6: Final answer
    x = 47,594.04

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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.