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Finding the Fourth Proportional to 111,179.25, 166,786.16 and 37,324.53

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Solution

The fourth proportional to 111,179.25, 166,786.16 and 37,324.53 is: 55,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,179.25 : 166,786.16 = 37,324.53 : x
  2. Step 2: Convert to fraction form
    111,179.25/166,786.16 = 37,324.53/x
  3. Step 3: Cross multiply
    111,179.25x = 166,786.16 × 37,324.53
  4. Step 4: Simplify right side
    111,179.25x = 6,225,214,845.88
  5. Step 5: Solve for x
    x = 6,225,214,845.88/111,179.25
  6. Step 6: Final answer
    x = 55,992.60

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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.