Home / 83,957.14-125,833.65-39,531.88

Finding the Fourth Proportional to 83,957.14, 125,833.65 and 39,531.88

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Solution

The fourth proportional to 83,957.14, 125,833.65 and 39,531.88 is: 59,249.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,957.14 : 125,833.65 = 39,531.88 : x
  2. Step 2: Convert to fraction form
    83,957.14/125,833.65 = 39,531.88/x
  3. Step 3: Cross multiply
    83,957.14x = 125,833.65 × 39,531.88
  4. Step 4: Simplify right side
    83,957.14x = 4,974,440,751.76
  5. Step 5: Solve for x
    x = 4,974,440,751.76/83,957.14
  6. Step 6: Final answer
    x = 59,249.76

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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.