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Finding the Third Proportional to 48,935 and 107,986

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Solution

The third proportional to 48,935 and 107,986 is: 238,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,935 : 107,986 = 107,986 : x
  2. Step 2: Convert to fraction form
    48,935/107,986 = 107,986/x
  3. Step 3: Cross multiply
    48,935x = 107,986 × 107,986
  4. Step 4: Simplify right side
    48,935x = 11,660,976,196
  5. Step 5: Solve for x
    x = 11,660,976,196/48,935
  6. Step 6: Final answer
    x = 238,295.21

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.