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Finding the Fourth Proportional to 111,163.69, 166,745.93 and 26,923.91

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Solution

The fourth proportional to 111,163.69, 166,745.93 and 26,923.91 is: 40,385.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,163.69 : 166,745.93 = 26,923.91 : x
  2. Step 2: Convert to fraction form
    111,163.69/166,745.93 = 26,923.91/x
  3. Step 3: Cross multiply
    111,163.69x = 166,745.93 × 26,923.91
  4. Step 4: Simplify right side
    111,163.69x = 4,489,452,896.36
  5. Step 5: Solve for x
    x = 4,489,452,896.36/111,163.69
  6. Step 6: Final answer
    x = 40,385.96

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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.