Home / 83,769.95-125,653.19-27,613.42

Finding the Fourth Proportional to 83,769.95, 125,653.19 and 27,613.42

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Solution

The fourth proportional to 83,769.95, 125,653.19 and 27,613.42 is: 41,419.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,769.95 : 125,653.19 = 27,613.42 : x
  2. Step 2: Convert to fraction form
    83,769.95/125,653.19 = 27,613.42/x
  3. Step 3: Cross multiply
    83,769.95x = 125,653.19 × 27,613.42
  4. Step 4: Simplify right side
    83,769.95x = 3,469,713,857.61
  5. Step 5: Solve for x
    x = 3,469,713,857.61/83,769.95
  6. Step 6: Final answer
    x = 41,419.55

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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.