Home / 83,350.31-124,992.51-27,176.61

Finding the Fourth Proportional to 83,350.31, 124,992.51 and 27,176.61

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Solution

The fourth proportional to 83,350.31, 124,992.51 and 27,176.61 is: 40,754.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,350.31 : 124,992.51 = 27,176.61 : x
  2. Step 2: Convert to fraction form
    83,350.31/124,992.51 = 27,176.61/x
  3. Step 3: Cross multiply
    83,350.31x = 124,992.51 × 27,176.61
  4. Step 4: Simplify right side
    83,350.31x = 3,396,872,697.19
  5. Step 5: Solve for x
    x = 3,396,872,697.19/83,350.31
  6. Step 6: Final answer
    x = 40,754.17

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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.