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Finding the Third Proportional to 38,857.13 and 61,788.75

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Solution

The third proportional to 38,857.13 and 61,788.75 is: 98,253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,857.13 : 61,788.75 = 61,788.75 : x
  2. Step 2: Convert to fraction form
    38,857.13/61,788.75 = 61,788.75/x
  3. Step 3: Cross multiply
    38,857.13x = 61,788.75 × 61,788.75
  4. Step 4: Simplify right side
    38,857.13x = 3,817,849,626.56
  5. Step 5: Solve for x
    x = 3,817,849,626.56/38,857.13
  6. Step 6: Final answer
    x = 98,253.53

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.