Home / 83,217.44-124,803.74-38,800.82

Finding the Fourth Proportional to 83,217.44, 124,803.74 and 38,800.82

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Solution

The fourth proportional to 83,217.44, 124,803.74 and 38,800.82 is: 58,190.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,217.44 : 124,803.74 = 38,800.82 : x
  2. Step 2: Convert to fraction form
    83,217.44/124,803.74 = 38,800.82/x
  3. Step 3: Cross multiply
    83,217.44x = 124,803.74 × 38,800.82
  4. Step 4: Simplify right side
    83,217.44x = 4,842,487,451.07
  5. Step 5: Solve for x
    x = 4,842,487,451.07/83,217.44
  6. Step 6: Final answer
    x = 58,190.78

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1.5x scale

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.