Home / 123,937.11-185,872.46-53,799.75

Finding the Fourth Proportional to 123,937.11, 185,872.46 and 53,799.75

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Solution

The fourth proportional to 123,937.11, 185,872.46 and 53,799.75 is: 80,685.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,937.11 : 185,872.46 = 53,799.75 : x
  2. Step 2: Convert to fraction form
    123,937.11/185,872.46 = 53,799.75/x
  3. Step 3: Cross multiply
    123,937.11x = 185,872.46 × 53,799.75
  4. Step 4: Simplify right side
    123,937.11x = 9,999,891,610.89
  5. Step 5: Solve for x
    x = 9,999,891,610.89/123,937.11
  6. Step 6: Final answer
    x = 80,685.21

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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.