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Finding the Third Proportional to 83,700 and 124,102

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Solution

The third proportional to 83,700 and 124,102 is: 184,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,700 : 124,102 = 124,102 : x
  2. Step 2: Convert to fraction form
    83,700/124,102 = 124,102/x
  3. Step 3: Cross multiply
    83,700x = 124,102 × 124,102
  4. Step 4: Simplify right side
    83,700x = 15,401,306,404
  5. Step 5: Solve for x
    x = 15,401,306,404/83,700
  6. Step 6: Final answer
    x = 184,006.05

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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.