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Finding the Third Proportional to 15,549.75 and 36,549

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Solution

The third proportional to 15,549.75 and 36,549 is: 85,906.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.75 : 36,549 = 36,549 : x
  2. Step 2: Convert to fraction form
    15,549.75/36,549 = 36,549/x
  3. Step 3: Cross multiply
    15,549.75x = 36,549 × 36,549
  4. Step 4: Simplify right side
    15,549.75x = 1,335,829,401
  5. Step 5: Solve for x
    x = 1,335,829,401/15,549.75
  6. Step 6: Final answer
    x = 85,906.81

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.