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Finding the Fourth Proportional to 17,743.92, 26,608.18 and 9,422.12

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Solution

The fourth proportional to 17,743.92, 26,608.18 and 9,422.12 is: 14,129.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,743.92 : 26,608.18 = 9,422.12 : x
  2. Step 2: Convert to fraction form
    17,743.92/26,608.18 = 9,422.12/x
  3. Step 3: Cross multiply
    17,743.92x = 26,608.18 × 9,422.12
  4. Step 4: Simplify right side
    17,743.92x = 250,705,464.94
  5. Step 5: Solve for x
    x = 250,705,464.94/17,743.92
  6. Step 6: Final answer
    x = 14,129.09

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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.