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Finding the Fourth Proportional to 18,692.44, 25,793.70 and 11,034.52

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Solution

The fourth proportional to 18,692.44, 25,793.70 and 11,034.52 is: 15,226.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,692.44 : 25,793.70 = 11,034.52 : x
  2. Step 2: Convert to fraction form
    18,692.44/25,793.70 = 11,034.52/x
  3. Step 3: Cross multiply
    18,692.44x = 25,793.70 × 11,034.52
  4. Step 4: Simplify right side
    18,692.44x = 284,621,098.52
  5. Step 5: Solve for x
    x = 284,621,098.52/18,692.44
  6. Step 6: Final answer
    x = 15,226.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.