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Finding the Fourth Proportional to 18,067.23, 27,104.99 and 9,747.05

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Solution

The fourth proportional to 18,067.23, 27,104.99 and 9,747.05 is: 14,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.23 : 27,104.99 = 9,747.05 : x
  2. Step 2: Convert to fraction form
    18,067.23/27,104.99 = 9,747.05/x
  3. Step 3: Cross multiply
    18,067.23x = 27,104.99 × 9,747.05
  4. Step 4: Simplify right side
    18,067.23x = 264,193,508.52
  5. Step 5: Solve for x
    x = 264,193,508.52/18,067.23
  6. Step 6: Final answer
    x = 14,622.80

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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.