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Finding the Third Proportional to 15,087 and 33,150.75

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Solution

The third proportional to 15,087 and 33,150.75 is: 72,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,087 : 33,150.75 = 33,150.75 : x
  2. Step 2: Convert to fraction form
    15,087/33,150.75 = 33,150.75/x
  3. Step 3: Cross multiply
    15,087x = 33,150.75 × 33,150.75
  4. Step 4: Simplify right side
    15,087x = 1,098,972,225.56
  5. Step 5: Solve for x
    x = 1,098,972,225.56/15,087
  6. Step 6: Final answer
    x = 72,842.33

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.