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Finding the Fourth Proportional to 111,630.56, 167,466.54 and 36,755.24

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Solution

The fourth proportional to 111,630.56, 167,466.54 and 36,755.24 is: 55,139.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,630.56 : 167,466.54 = 36,755.24 : x
  2. Step 2: Convert to fraction form
    111,630.56/167,466.54 = 36,755.24/x
  3. Step 3: Cross multiply
    111,630.56x = 167,466.54 × 36,755.24
  4. Step 4: Simplify right side
    111,630.56x = 6,155,272,869.67
  5. Step 5: Solve for x
    x = 6,155,272,869.67/111,630.56
  6. Step 6: Final answer
    x = 55,139.68

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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.