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Finding the Third Proportional to 48,200 and 70,088

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Solution

The third proportional to 48,200 and 70,088 is: 101,915.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,200 : 70,088 = 70,088 : x
  2. Step 2: Convert to fraction form
    48,200/70,088 = 70,088/x
  3. Step 3: Cross multiply
    48,200x = 70,088 × 70,088
  4. Step 4: Simplify right side
    48,200x = 4,912,327,744
  5. Step 5: Solve for x
    x = 4,912,327,744/48,200
  6. Step 6: Final answer
    x = 101,915.51

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.