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Finding the Fourth Proportional to 111,295.72, 166,951.23 and 44,735.91

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Solution

The fourth proportional to 111,295.72, 166,951.23 and 44,735.91 is: 67,106.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,295.72 : 166,951.23 = 44,735.91 : x
  2. Step 2: Convert to fraction form
    111,295.72/166,951.23 = 44,735.91/x
  3. Step 3: Cross multiply
    111,295.72x = 166,951.23 × 44,735.91
  4. Step 4: Simplify right side
    111,295.72x = 7,468,715,199.67
  5. Step 5: Solve for x
    x = 7,468,715,199.67/111,295.72
  6. Step 6: Final answer
    x = 67,106.94

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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.