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Finding the Third Proportional to 18,374.03 and 40,249.72

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Solution

The third proportional to 18,374.03 and 40,249.72 is: 88,170.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,374.03 : 40,249.72 = 40,249.72 : x
  2. Step 2: Convert to fraction form
    18,374.03/40,249.72 = 40,249.72/x
  3. Step 3: Cross multiply
    18,374.03x = 40,249.72 × 40,249.72
  4. Step 4: Simplify right side
    18,374.03x = 1,620,040,173.91
  5. Step 5: Solve for x
    x = 1,620,040,173.91/18,374.03
  6. Step 6: Final answer
    x = 88,170.12

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.