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Finding the Fourth Proportional to 32,413.73, 48,620.60 and 7,789.73

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Solution

The fourth proportional to 32,413.73, 48,620.60 and 7,789.73 is: 11,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,413.73 : 48,620.60 = 7,789.73 : x
  2. Step 2: Convert to fraction form
    32,413.73/48,620.60 = 7,789.73/x
  3. Step 3: Cross multiply
    32,413.73x = 48,620.60 × 7,789.73
  4. Step 4: Simplify right side
    32,413.73x = 378,741,346.44
  5. Step 5: Solve for x
    x = 378,741,346.44/32,413.73
  6. Step 6: Final answer
    x = 11,684.60

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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.