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Finding the Third Proportional to 10,518.75 and 16,167.75

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Solution

The third proportional to 10,518.75 and 16,167.75 is: 24,850.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,518.75 : 16,167.75 = 16,167.75 : x
  2. Step 2: Convert to fraction form
    10,518.75/16,167.75 = 16,167.75/x
  3. Step 3: Cross multiply
    10,518.75x = 16,167.75 × 16,167.75
  4. Step 4: Simplify right side
    10,518.75x = 261,396,140.06
  5. Step 5: Solve for x
    x = 261,396,140.06/10,518.75
  6. Step 6: Final answer
    x = 24,850.49

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.