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Finding the Third Proportional to 48,930 and 68,083

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Solution

The third proportional to 48,930 and 68,083 is: 94,733.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,930 : 68,083 = 68,083 : x
  2. Step 2: Convert to fraction form
    48,930/68,083 = 68,083/x
  3. Step 3: Cross multiply
    48,930x = 68,083 × 68,083
  4. Step 4: Simplify right side
    48,930x = 4,635,294,889
  5. Step 5: Solve for x
    x = 4,635,294,889/48,930
  6. Step 6: Final answer
    x = 94,733.19

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.