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Finding the Third Proportional to 67,267.13 and 91,395

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Solution

The third proportional to 67,267.13 and 91,395 is: 124,177.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,267.13 : 91,395 = 91,395 : x
  2. Step 2: Convert to fraction form
    67,267.13/91,395 = 91,395/x
  3. Step 3: Cross multiply
    67,267.13x = 91,395 × 91,395
  4. Step 4: Simplify right side
    67,267.13x = 8,353,046,025
  5. Step 5: Solve for x
    x = 8,353,046,025/67,267.13
  6. Step 6: Final answer
    x = 124,177.24

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.