Home / 83,960.40-125,911.26-24,780.36

Finding the Fourth Proportional to 83,960.40, 125,911.26 and 24,780.36

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Solution

The fourth proportional to 83,960.40, 125,911.26 and 24,780.36 is: 37,161.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,960.40 : 125,911.26 = 24,780.36 : x
  2. Step 2: Convert to fraction form
    83,960.40/125,911.26 = 24,780.36/x
  3. Step 3: Cross multiply
    83,960.40x = 125,911.26 × 24,780.36
  4. Step 4: Simplify right side
    83,960.40x = 3,120,126,350.85
  5. Step 5: Solve for x
    x = 3,120,126,350.85/83,960.40
  6. Step 6: Final answer
    x = 37,161.88

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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.