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Finding the Third Proportional to 33,972.75 and 79,935.75

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Solution

The third proportional to 33,972.75 and 79,935.75 is: 188,083.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,972.75 : 79,935.75 = 79,935.75 : x
  2. Step 2: Convert to fraction form
    33,972.75/79,935.75 = 79,935.75/x
  3. Step 3: Cross multiply
    33,972.75x = 79,935.75 × 79,935.75
  4. Step 4: Simplify right side
    33,972.75x = 6,389,724,128.06
  5. Step 5: Solve for x
    x = 6,389,724,128.06/33,972.75
  6. Step 6: Final answer
    x = 188,083.81

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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.