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Finding the Fourth Proportional to 80,352.69, 120,483.86 and 32,954.73

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Solution

The fourth proportional to 80,352.69, 120,483.86 and 32,954.73 is: 49,413.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,352.69 : 120,483.86 = 32,954.73 : x
  2. Step 2: Convert to fraction form
    80,352.69/120,483.86 = 32,954.73/x
  3. Step 3: Cross multiply
    80,352.69x = 120,483.86 × 32,954.73
  4. Step 4: Simplify right side
    80,352.69x = 3,970,512,910.88
  5. Step 5: Solve for x
    x = 3,970,512,910.88/80,352.69
  6. Step 6: Final answer
    x = 49,413.57

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1.5x scale

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.