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Finding the Third Proportional to 108,610.88 and 161,223.75

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Solution

The third proportional to 108,610.88 and 161,223.75 is: 239,323.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,610.88 : 161,223.75 = 161,223.75 : x
  2. Step 2: Convert to fraction form
    108,610.88/161,223.75 = 161,223.75/x
  3. Step 3: Cross multiply
    108,610.88x = 161,223.75 × 161,223.75
  4. Step 4: Simplify right side
    108,610.88x = 25,993,097,564.06
  5. Step 5: Solve for x
    x = 25,993,097,564.06/108,610.88
  6. Step 6: Final answer
    x = 239,323.16

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.