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Finding the Third Proportional to 38,161.50 and 83,895

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Solution

The third proportional to 38,161.50 and 83,895 is: 184,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,161.50 : 83,895 = 83,895 : x
  2. Step 2: Convert to fraction form
    38,161.50/83,895 = 83,895/x
  3. Step 3: Cross multiply
    38,161.50x = 83,895 × 83,895
  4. Step 4: Simplify right side
    38,161.50x = 7,038,371,025
  5. Step 5: Solve for x
    x = 7,038,371,025/38,161.50
  6. Step 6: Final answer
    x = 184,436.44

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.