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Finding the Fourth Proportional to 68,600.64, 102,767.79 and 50,556.14

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Solution

The fourth proportional to 68,600.64, 102,767.79 and 50,556.14 is: 75,736.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,600.64 : 102,767.79 = 50,556.14 : x
  2. Step 2: Convert to fraction form
    68,600.64/102,767.79 = 50,556.14/x
  3. Step 3: Cross multiply
    68,600.64x = 102,767.79 × 50,556.14
  4. Step 4: Simplify right side
    68,600.64x = 5,195,542,264.89
  5. Step 5: Solve for x
    x = 5,195,542,264.89/68,600.64
  6. Step 6: Final answer
    x = 75,736.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.