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Finding the Third Proportional to 48,200 and 72,044

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Solution

The third proportional to 48,200 and 72,044 is: 107,683.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,200 : 72,044 = 72,044 : x
  2. Step 2: Convert to fraction form
    48,200/72,044 = 72,044/x
  3. Step 3: Cross multiply
    48,200x = 72,044 × 72,044
  4. Step 4: Simplify right side
    48,200x = 5,190,337,936
  5. Step 5: Solve for x
    x = 5,190,337,936/48,200
  6. Step 6: Final answer
    x = 107,683.36

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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.