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Finding the Fourth Proportional to 33,793.48, 50,651.28 and 18,178.28

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Solution

The fourth proportional to 33,793.48, 50,651.28 and 18,178.28 is: 27,246.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.48 : 50,651.28 = 18,178.28 : x
  2. Step 2: Convert to fraction form
    33,793.48/50,651.28 = 18,178.28/x
  3. Step 3: Cross multiply
    33,793.48x = 50,651.28 × 18,178.28
  4. Step 4: Simplify right side
    33,793.48x = 920,753,150.20
  5. Step 5: Solve for x
    x = 920,753,150.20/33,793.48
  6. Step 6: Final answer
    x = 27,246.47

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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.