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Finding the Third Proportional to 57,110.50 and 88,917

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Solution

The third proportional to 57,110.50 and 88,917 is: 138,437.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,110.50 : 88,917 = 88,917 : x
  2. Step 2: Convert to fraction form
    57,110.50/88,917 = 88,917/x
  3. Step 3: Cross multiply
    57,110.50x = 88,917 × 88,917
  4. Step 4: Simplify right side
    57,110.50x = 7,906,232,889
  5. Step 5: Solve for x
    x = 7,906,232,889/57,110.50
  6. Step 6: Final answer
    x = 138,437.47

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.