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Finding the Third Proportional to 108,714.75 and 166,314.38

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Solution

The third proportional to 108,714.75 and 166,314.38 is: 254,431.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,714.75 : 166,314.38 = 166,314.38 : x
  2. Step 2: Convert to fraction form
    108,714.75/166,314.38 = 166,314.38/x
  3. Step 3: Cross multiply
    108,714.75x = 166,314.38 × 166,314.38
  4. Step 4: Simplify right side
    108,714.75x = 27,660,471,331.64
  5. Step 5: Solve for x
    x = 27,660,471,331.64/108,714.75
  6. Step 6: Final answer
    x = 254,431.63

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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.