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Finding the Third Proportional to 18,025.66 and 38,716.73

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Solution

The third proportional to 18,025.66 and 38,716.73 is: 83,158.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.66 : 38,716.73 = 38,716.73 : x
  2. Step 2: Convert to fraction form
    18,025.66/38,716.73 = 38,716.73/x
  3. Step 3: Cross multiply
    18,025.66x = 38,716.73 × 38,716.73
  4. Step 4: Simplify right side
    18,025.66x = 1,498,985,520.66
  5. Step 5: Solve for x
    x = 1,498,985,520.66/18,025.66
  6. Step 6: Final answer
    x = 83,158.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.