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Finding the Third Proportional to 87,297.75 and 113,860.69

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Solution

The third proportional to 87,297.75 and 113,860.69 is: 148,506.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,297.75 : 113,860.69 = 113,860.69 : x
  2. Step 2: Convert to fraction form
    87,297.75/113,860.69 = 113,860.69/x
  3. Step 3: Cross multiply
    87,297.75x = 113,860.69 × 113,860.69
  4. Step 4: Simplify right side
    87,297.75x = 12,964,256,157.97
  5. Step 5: Solve for x
    x = 12,964,256,157.97/87,297.75
  6. Step 6: Final answer
    x = 148,506.19

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These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.