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Finding the Third Proportional to 43,822.69 and 67,987.69

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Solution

The third proportional to 43,822.69 and 67,987.69 is: 105,477.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,822.69 : 67,987.69 = 67,987.69 : x
  2. Step 2: Convert to fraction form
    43,822.69/67,987.69 = 67,987.69/x
  3. Step 3: Cross multiply
    43,822.69x = 67,987.69 × 67,987.69
  4. Step 4: Simplify right side
    43,822.69x = 4,622,325,651.60
  5. Step 5: Solve for x
    x = 4,622,325,651.60/43,822.69
  6. Step 6: Final answer
    x = 105,477.91

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.