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Finding the Third Proportional to 16,669.13 and 36,161.44

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Solution

The third proportional to 16,669.13 and 36,161.44 is: 78,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,669.13 : 36,161.44 = 36,161.44 : x
  2. Step 2: Convert to fraction form
    16,669.13/36,161.44 = 36,161.44/x
  3. Step 3: Cross multiply
    16,669.13x = 36,161.44 × 36,161.44
  4. Step 4: Simplify right side
    16,669.13x = 1,307,649,562.07
  5. Step 5: Solve for x
    x = 1,307,649,562.07/16,669.13
  6. Step 6: Final answer
    x = 78,447.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.