Home / 83,180.72-124,797.54-29,836.55

Finding the Fourth Proportional to 83,180.72, 124,797.54 and 29,836.55

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Solution

The fourth proportional to 83,180.72, 124,797.54 and 29,836.55 is: 44,764.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,180.72 : 124,797.54 = 29,836.55 : x
  2. Step 2: Convert to fraction form
    83,180.72/124,797.54 = 29,836.55/x
  3. Step 3: Cross multiply
    83,180.72x = 124,797.54 × 29,836.55
  4. Step 4: Simplify right side
    83,180.72x = 3,723,528,465.97
  5. Step 5: Solve for x
    x = 3,723,528,465.97/83,180.72
  6. Step 6: Final answer
    x = 44,764.32

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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.