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Finding the Third Proportional to 108,888.75 and 163,971

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Solution

The third proportional to 108,888.75 and 163,971 is: 246,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,888.75 : 163,971 = 163,971 : x
  2. Step 2: Convert to fraction form
    108,888.75/163,971 = 163,971/x
  3. Step 3: Cross multiply
    108,888.75x = 163,971 × 163,971
  4. Step 4: Simplify right side
    108,888.75x = 26,886,488,841
  5. Step 5: Solve for x
    x = 26,886,488,841/108,888.75
  6. Step 6: Final answer
    x = 246,917.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.