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Finding the Fourth Proportional to 33,728.91, 50,581.49 and 11,233.49

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Solution

The fourth proportional to 33,728.91, 50,581.49 and 11,233.49 is: 16,846.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,728.91 : 50,581.49 = 11,233.49 : x
  2. Step 2: Convert to fraction form
    33,728.91/50,581.49 = 11,233.49/x
  3. Step 3: Cross multiply
    33,728.91x = 50,581.49 × 11,233.49
  4. Step 4: Simplify right side
    33,728.91x = 568,206,353.03
  5. Step 5: Solve for x
    x = 568,206,353.03/33,728.91
  6. Step 6: Final answer
    x = 16,846.27

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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.