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Finding the Fourth Proportional to 16,799.29, 25,194.99 and 7,434.20

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Solution

The fourth proportional to 16,799.29, 25,194.99 and 7,434.20 is: 11,149.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,799.29 : 25,194.99 = 7,434.20 : x
  2. Step 2: Convert to fraction form
    16,799.29/25,194.99 = 7,434.20/x
  3. Step 3: Cross multiply
    16,799.29x = 25,194.99 × 7,434.20
  4. Step 4: Simplify right side
    16,799.29x = 187,304,594.66
  5. Step 5: Solve for x
    x = 187,304,594.66/16,799.29
  6. Step 6: Final answer
    x = 11,149.56

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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.