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Finding the Third Proportional to 48,571 and 105,688

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Solution

The third proportional to 48,571 and 105,688 is: 229,971.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,571 : 105,688 = 105,688 : x
  2. Step 2: Convert to fraction form
    48,571/105,688 = 105,688/x
  3. Step 3: Cross multiply
    48,571x = 105,688 × 105,688
  4. Step 4: Simplify right side
    48,571x = 11,169,953,344
  5. Step 5: Solve for x
    x = 11,169,953,344/48,571
  6. Step 6: Final answer
    x = 229,971.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.