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Finding the Third Proportional to 87,876.75 and 136,184.63

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Solution

The third proportional to 87,876.75 and 136,184.63 is: 211,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,876.75 : 136,184.63 = 136,184.63 : x
  2. Step 2: Convert to fraction form
    87,876.75/136,184.63 = 136,184.63/x
  3. Step 3: Cross multiply
    87,876.75x = 136,184.63 × 136,184.63
  4. Step 4: Simplify right side
    87,876.75x = 18,546,252,086.39
  5. Step 5: Solve for x
    x = 18,546,252,086.39/87,876.75
  6. Step 6: Final answer
    x = 211,048.45

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.