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Finding the Fourth Proportional to 73,679.56, 110,540.91 and 23,758.65

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Solution

The fourth proportional to 73,679.56, 110,540.91 and 23,758.65 is: 35,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,679.56 : 110,540.91 = 23,758.65 : x
  2. Step 2: Convert to fraction form
    73,679.56/110,540.91 = 23,758.65/x
  3. Step 3: Cross multiply
    73,679.56x = 110,540.91 × 23,758.65
  4. Step 4: Simplify right side
    73,679.56x = 2,626,303,205.90
  5. Step 5: Solve for x
    x = 2,626,303,205.90/73,679.56
  6. Step 6: Final answer
    x = 35,644.94

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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.