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Finding the Fourth Proportional to 27,304.70, 40,932.65 and 10,660.83

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Solution

The fourth proportional to 27,304.70, 40,932.65 and 10,660.83 is: 15,981.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,304.70 : 40,932.65 = 10,660.83 : x
  2. Step 2: Convert to fraction form
    27,304.70/40,932.65 = 10,660.83/x
  3. Step 3: Cross multiply
    27,304.70x = 40,932.65 × 10,660.83
  4. Step 4: Simplify right side
    27,304.70x = 436,375,969.80
  5. Step 5: Solve for x
    x = 436,375,969.80/27,304.70
  6. Step 6: Final answer
    x = 15,981.72

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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.