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Finding the Third Proportional to 68,818.69 and 101,948.81

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Solution

The third proportional to 68,818.69 and 101,948.81 is: 151,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,818.69 : 101,948.81 = 101,948.81 : x
  2. Step 2: Convert to fraction form
    68,818.69/101,948.81 = 101,948.81/x
  3. Step 3: Cross multiply
    68,818.69x = 101,948.81 × 101,948.81
  4. Step 4: Simplify right side
    68,818.69x = 10,393,560,370.16
  5. Step 5: Solve for x
    x = 10,393,560,370.16/68,818.69
  6. Step 6: Final answer
    x = 151,028.17

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.