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Finding the Third Proportional to 61,986.38 and 92,067.75

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Solution

The third proportional to 61,986.38 and 92,067.75 is: 136,747.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,986.38 : 92,067.75 = 92,067.75 : x
  2. Step 2: Convert to fraction form
    61,986.38/92,067.75 = 92,067.75/x
  3. Step 3: Cross multiply
    61,986.38x = 92,067.75 × 92,067.75
  4. Step 4: Simplify right side
    61,986.38x = 8,476,470,590.06
  5. Step 5: Solve for x
    x = 8,476,470,590.06/61,986.38
  6. Step 6: Final answer
    x = 136,747.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.