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Finding the Fourth Proportional to 38,585.91, 57,908.03 and 16,414.90

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Solution

The fourth proportional to 38,585.91, 57,908.03 and 16,414.90 is: 24,634.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,585.91 : 57,908.03 = 16,414.90 : x
  2. Step 2: Convert to fraction form
    38,585.91/57,908.03 = 16,414.90/x
  3. Step 3: Cross multiply
    38,585.91x = 57,908.03 × 16,414.90
  4. Step 4: Simplify right side
    38,585.91x = 950,554,294.80
  5. Step 5: Solve for x
    x = 950,554,294.80/38,585.91
  6. Step 6: Final answer
    x = 24,634.75

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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.