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Finding the Third Proportional to 15,770.25 and 33,936.75

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Solution

The third proportional to 15,770.25 and 33,936.75 is: 73,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,770.25 : 33,936.75 = 33,936.75 : x
  2. Step 2: Convert to fraction form
    15,770.25/33,936.75 = 33,936.75/x
  3. Step 3: Cross multiply
    15,770.25x = 33,936.75 × 33,936.75
  4. Step 4: Simplify right side
    15,770.25x = 1,151,703,000.56
  5. Step 5: Solve for x
    x = 1,151,703,000.56/15,770.25
  6. Step 6: Final answer
    x = 73,030.10

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.