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Finding the Third Proportional to 84,110.50 and 124,951

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Solution

The third proportional to 84,110.50 and 124,951 is: 185,621.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,110.50 : 124,951 = 124,951 : x
  2. Step 2: Convert to fraction form
    84,110.50/124,951 = 124,951/x
  3. Step 3: Cross multiply
    84,110.50x = 124,951 × 124,951
  4. Step 4: Simplify right side
    84,110.50x = 15,612,752,401
  5. Step 5: Solve for x
    x = 15,612,752,401/84,110.50
  6. Step 6: Final answer
    x = 185,621.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.