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Finding the Fourth Proportional to 110,860.92, 166,290.90 and 27,754.68

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Solution

The fourth proportional to 110,860.92, 166,290.90 and 27,754.68 is: 41,631.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,860.92 : 166,290.90 = 27,754.68 : x
  2. Step 2: Convert to fraction form
    110,860.92/166,290.90 = 27,754.68/x
  3. Step 3: Cross multiply
    110,860.92x = 166,290.90 × 27,754.68
  4. Step 4: Simplify right side
    110,860.92x = 4,615,350,716.41
  5. Step 5: Solve for x
    x = 4,615,350,716.41/110,860.92
  6. Step 6: Final answer
    x = 41,631.90

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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.