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Finding the Fourth Proportional to 104,469.54, 156,684.24 and 29,571.60

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Solution

The fourth proportional to 104,469.54, 156,684.24 and 29,571.60 is: 44,351.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,469.54 : 156,684.24 = 29,571.60 : x
  2. Step 2: Convert to fraction form
    104,469.54/156,684.24 = 29,571.60/x
  3. Step 3: Cross multiply
    104,469.54x = 156,684.24 × 29,571.60
  4. Step 4: Simplify right side
    104,469.54x = 4,633,403,671.58
  5. Step 5: Solve for x
    x = 4,633,403,671.58/104,469.54
  6. Step 6: Final answer
    x = 44,351.72

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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.