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Finding the Fourth Proportional to 111,141.52, 166,806.60 and 44,626.66

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Solution

The fourth proportional to 111,141.52, 166,806.60 and 44,626.66 is: 66,977.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,141.52 : 166,806.60 = 44,626.66 : x
  2. Step 2: Convert to fraction form
    111,141.52/166,806.60 = 44,626.66/x
  3. Step 3: Cross multiply
    111,141.52x = 166,806.60 × 44,626.66
  4. Step 4: Simplify right side
    111,141.52x = 7,444,021,423.96
  5. Step 5: Solve for x
    x = 7,444,021,423.96/111,141.52
  6. Step 6: Final answer
    x = 66,977.86

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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.