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Finding the Fourth Proportional to 167,424.60, 251,169.30 and 49,099.80

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Solution

The fourth proportional to 167,424.60, 251,169.30 and 49,099.80 is: 73,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,424.60 : 251,169.30 = 49,099.80 : x
  2. Step 2: Convert to fraction form
    167,424.60/251,169.30 = 49,099.80/x
  3. Step 3: Cross multiply
    167,424.60x = 251,169.30 × 49,099.80
  4. Step 4: Simplify right side
    167,424.60x = 12,332,362,396.14
  5. Step 5: Solve for x
    x = 12,332,362,396.14/167,424.60
  6. Step 6: Final answer
    x = 73,659.20

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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.