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Finding the Fourth Proportional to 111,105.66, 166,679.23 and 44,551.00

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Solution

The fourth proportional to 111,105.66, 166,679.23 and 44,551.00 is: 66,834.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,105.66 : 166,679.23 = 44,551.00 : x
  2. Step 2: Convert to fraction form
    111,105.66/166,679.23 = 44,551.00/x
  3. Step 3: Cross multiply
    111,105.66x = 166,679.23 × 44,551.00
  4. Step 4: Simplify right side
    111,105.66x = 7,425,725,847.65
  5. Step 5: Solve for x
    x = 7,425,725,847.65/111,105.66
  6. Step 6: Final answer
    x = 66,834.81

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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.