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Finding the Third Proportional to 10,425.38 and 16,167

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Solution

The third proportional to 10,425.38 and 16,167 is: 25,070.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425.38 : 16,167 = 16,167 : x
  2. Step 2: Convert to fraction form
    10,425.38/16,167 = 16,167/x
  3. Step 3: Cross multiply
    10,425.38x = 16,167 × 16,167
  4. Step 4: Simplify right side
    10,425.38x = 261,371,889
  5. Step 5: Solve for x
    x = 261,371,889/10,425.38
  6. Step 6: Final answer
    x = 25,070.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.