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Finding the Fourth Proportional to 18,124.97, 27,198.03 and 7,594.09

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Solution

The fourth proportional to 18,124.97, 27,198.03 and 7,594.09 is: 11,395.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.97 : 27,198.03 = 7,594.09 : x
  2. Step 2: Convert to fraction form
    18,124.97/27,198.03 = 7,594.09/x
  3. Step 3: Cross multiply
    18,124.97x = 27,198.03 × 7,594.09
  4. Step 4: Simplify right side
    18,124.97x = 206,544,151.65
  5. Step 5: Solve for x
    x = 206,544,151.65/18,124.97
  6. Step 6: Final answer
    x = 11,395.56

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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.