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Finding the Third Proportional to 48,702 and 75,202.50

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Solution

The third proportional to 48,702 and 75,202.50 is: 116,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,702 : 75,202.50 = 75,202.50 : x
  2. Step 2: Convert to fraction form
    48,702/75,202.50 = 75,202.50/x
  3. Step 3: Cross multiply
    48,702x = 75,202.50 × 75,202.50
  4. Step 4: Simplify right side
    48,702x = 5,655,416,006.25
  5. Step 5: Solve for x
    x = 5,655,416,006.25/48,702
  6. Step 6: Final answer
    x = 116,122.87

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.