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Finding the Third Proportional to 14,118.75 and 18,743.25

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Solution

The third proportional to 14,118.75 and 18,743.25 is: 24,882.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,118.75 : 18,743.25 = 18,743.25 : x
  2. Step 2: Convert to fraction form
    14,118.75/18,743.25 = 18,743.25/x
  3. Step 3: Cross multiply
    14,118.75x = 18,743.25 × 18,743.25
  4. Step 4: Simplify right side
    14,118.75x = 351,309,420.56
  5. Step 5: Solve for x
    x = 351,309,420.56/14,118.75
  6. Step 6: Final answer
    x = 24,882.47

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.