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Finding the Fourth Proportional to 111,163.33, 166,745.38 and 26,923.55

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Solution

The fourth proportional to 111,163.33, 166,745.38 and 26,923.55 is: 40,385.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,163.33 : 166,745.38 = 26,923.55 : x
  2. Step 2: Convert to fraction form
    111,163.33/166,745.38 = 26,923.55/x
  3. Step 3: Cross multiply
    111,163.33x = 166,745.38 × 26,923.55
  4. Step 4: Simplify right side
    111,163.33x = 4,489,376,741.97
  5. Step 5: Solve for x
    x = 4,489,376,741.97/111,163.33
  6. Step 6: Final answer
    x = 40,385.41

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1.5x scale

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.