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Finding the Third Proportional to 33,381 and 51,986.25

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Solution

The third proportional to 33,381 and 51,986.25 is: 80,961.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,381 : 51,986.25 = 51,986.25 : x
  2. Step 2: Convert to fraction form
    33,381/51,986.25 = 51,986.25/x
  3. Step 3: Cross multiply
    33,381x = 51,986.25 × 51,986.25
  4. Step 4: Simplify right side
    33,381x = 2,702,570,189.06
  5. Step 5: Solve for x
    x = 2,702,570,189.06/33,381
  6. Step 6: Final answer
    x = 80,961.33

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.