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Finding the Third Proportional to 68,652 and 103,702

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Solution

The third proportional to 68,652 and 103,702 is: 156,646.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,652 : 103,702 = 103,702 : x
  2. Step 2: Convert to fraction form
    68,652/103,702 = 103,702/x
  3. Step 3: Cross multiply
    68,652x = 103,702 × 103,702
  4. Step 4: Simplify right side
    68,652x = 10,754,104,804
  5. Step 5: Solve for x
    x = 10,754,104,804/68,652
  6. Step 6: Final answer
    x = 156,646.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.