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Finding the Fourth Proportional to 33,183.82, 45,793.66 and 18,279.82

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Solution

The fourth proportional to 33,183.82, 45,793.66 and 18,279.82 is: 25,226.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,183.82 : 45,793.66 = 18,279.82 : x
  2. Step 2: Convert to fraction form
    33,183.82/45,793.66 = 18,279.82/x
  3. Step 3: Cross multiply
    33,183.82x = 45,793.66 × 18,279.82
  4. Step 4: Simplify right side
    33,183.82x = 837,099,861.94
  5. Step 5: Solve for x
    x = 837,099,861.94/33,183.82
  6. Step 6: Final answer
    x = 25,226.15

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1.5x scale

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.