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Finding the Third Proportional to 61,755 and 94,209.75

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Solution

The third proportional to 61,755 and 94,209.75 is: 143,720.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,755 : 94,209.75 = 94,209.75 : x
  2. Step 2: Convert to fraction form
    61,755/94,209.75 = 94,209.75/x
  3. Step 3: Cross multiply
    61,755x = 94,209.75 × 94,209.75
  4. Step 4: Simplify right side
    61,755x = 8,875,476,995.06
  5. Step 5: Solve for x
    x = 8,875,476,995.06/61,755
  6. Step 6: Final answer
    x = 143,720.78

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.