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Finding the Third Proportional to 48,958 and 105,690

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Solution

The third proportional to 48,958 and 105,690 is: 228,162.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,958 : 105,690 = 105,690 : x
  2. Step 2: Convert to fraction form
    48,958/105,690 = 105,690/x
  3. Step 3: Cross multiply
    48,958x = 105,690 × 105,690
  4. Step 4: Simplify right side
    48,958x = 11,170,376,100
  5. Step 5: Solve for x
    x = 11,170,376,100/48,958
  6. Step 6: Final answer
    x = 228,162.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.