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Finding the Fourth Proportional to 17,225.40, 25,794.90 and 11,350.20

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Solution

The fourth proportional to 17,225.40, 25,794.90 and 11,350.20 is: 16,996.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,225.40 : 25,794.90 = 11,350.20 : x
  2. Step 2: Convert to fraction form
    17,225.40/25,794.90 = 11,350.20/x
  3. Step 3: Cross multiply
    17,225.40x = 25,794.90 × 11,350.20
  4. Step 4: Simplify right side
    17,225.40x = 292,777,273.98
  5. Step 5: Solve for x
    x = 292,777,273.98/17,225.40
  6. Step 6: Final answer
    x = 16,996.83

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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.