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Finding the Third Proportional to 36,006.50 and 77,757

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Solution

The third proportional to 36,006.50 and 77,757 is: 167,918.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,006.50 : 77,757 = 77,757 : x
  2. Step 2: Convert to fraction form
    36,006.50/77,757 = 77,757/x
  3. Step 3: Cross multiply
    36,006.50x = 77,757 × 77,757
  4. Step 4: Simplify right side
    36,006.50x = 6,046,151,049
  5. Step 5: Solve for x
    x = 6,046,151,049/36,006.50
  6. Step 6: Final answer
    x = 167,918.32

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.