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Finding the Fourth Proportional to 14,251.62, 21,380.12 and 5,927.10

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Solution

The fourth proportional to 14,251.62, 21,380.12 and 5,927.10 is: 8,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.62 : 21,380.12 = 5,927.10 : x
  2. Step 2: Convert to fraction form
    14,251.62/21,380.12 = 5,927.10/x
  3. Step 3: Cross multiply
    14,251.62x = 21,380.12 × 5,927.10
  4. Step 4: Simplify right side
    14,251.62x = 126,722,109.25
  5. Step 5: Solve for x
    x = 126,722,109.25/14,251.62
  6. Step 6: Final answer
    x = 8,891.77

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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.