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Finding the Fourth Proportional to 111,858.62, 167,813.88 and 36,974.22

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Solution

The fourth proportional to 111,858.62, 167,813.88 and 36,974.22 is: 55,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,858.62 : 167,813.88 = 36,974.22 : x
  2. Step 2: Convert to fraction form
    111,858.62/167,813.88 = 36,974.22/x
  3. Step 3: Cross multiply
    111,858.62x = 167,813.88 × 36,974.22
  4. Step 4: Simplify right side
    111,858.62x = 6,204,787,318.17
  5. Step 5: Solve for x
    x = 6,204,787,318.17/111,858.62
  6. Step 6: Final answer
    x = 55,469.91

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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.