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Finding the Fourth Proportional to 104,243.37, 156,376.53 and 33,149.37

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Solution

The fourth proportional to 104,243.37, 156,376.53 and 33,149.37 is: 49,727.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,243.37 : 156,376.53 = 33,149.37 : x
  2. Step 2: Convert to fraction form
    104,243.37/156,376.53 = 33,149.37/x
  3. Step 3: Cross multiply
    104,243.37x = 156,376.53 × 33,149.37
  4. Step 4: Simplify right side
    104,243.37x = 5,183,783,452.29
  5. Step 5: Solve for x
    x = 5,183,783,452.29/104,243.37
  6. Step 6: Final answer
    x = 49,727.70

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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.