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Finding the Third Proportional to 16,292.50 and 25,187

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Solution

The third proportional to 16,292.50 and 25,187 is: 38,937.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,292.50 : 25,187 = 25,187 : x
  2. Step 2: Convert to fraction form
    16,292.50/25,187 = 25,187/x
  3. Step 3: Cross multiply
    16,292.50x = 25,187 × 25,187
  4. Step 4: Simplify right side
    16,292.50x = 634,384,969
  5. Step 5: Solve for x
    x = 634,384,969/16,292.50
  6. Step 6: Final answer
    x = 38,937.24

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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.