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Finding the Third Proportional to 88,512.75 and 140,221.13

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Solution

The third proportional to 88,512.75 and 140,221.13 is: 222,137.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,512.75 : 140,221.13 = 140,221.13 : x
  2. Step 2: Convert to fraction form
    88,512.75/140,221.13 = 140,221.13/x
  3. Step 3: Cross multiply
    88,512.75x = 140,221.13 × 140,221.13
  4. Step 4: Simplify right side
    88,512.75x = 19,661,963,896.27
  5. Step 5: Solve for x
    x = 19,661,963,896.27/88,512.75
  6. Step 6: Final answer
    x = 222,137.08

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.