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Finding the Fourth Proportional to 33,016.44, 45,559.98 and 18,112.44

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Solution

The fourth proportional to 33,016.44, 45,559.98 and 18,112.44 is: 24,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,016.44 : 45,559.98 = 18,112.44 : x
  2. Step 2: Convert to fraction form
    33,016.44/45,559.98 = 18,112.44/x
  3. Step 3: Cross multiply
    33,016.44x = 45,559.98 × 18,112.44
  4. Step 4: Simplify right side
    33,016.44x = 825,202,404.15
  5. Step 5: Solve for x
    x = 825,202,404.15/33,016.44
  6. Step 6: Final answer
    x = 24,993.68

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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.