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Finding the Fourth Proportional to 111,806.75, 167,652.33 and 32,910.77

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Solution

The fourth proportional to 111,806.75, 167,652.33 and 32,910.77 is: 49,349.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,806.75 : 167,652.33 = 32,910.77 : x
  2. Step 2: Convert to fraction form
    111,806.75/167,652.33 = 32,910.77/x
  3. Step 3: Cross multiply
    111,806.75x = 167,652.33 × 32,910.77
  4. Step 4: Simplify right side
    111,806.75x = 5,517,567,272.59
  5. Step 5: Solve for x
    x = 5,517,567,272.59/111,806.75
  6. Step 6: Final answer
    x = 49,349.14

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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.