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Finding the Fourth Proportional to 55,074.80, 76,003.01 and 32,413.64

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Solution

The fourth proportional to 55,074.80, 76,003.01 and 32,413.64 is: 44,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,074.80 : 76,003.01 = 32,413.64 : x
  2. Step 2: Convert to fraction form
    55,074.80/76,003.01 = 32,413.64/x
  3. Step 3: Cross multiply
    55,074.80x = 76,003.01 × 32,413.64
  4. Step 4: Simplify right side
    55,074.80x = 2,463,533,784.52
  5. Step 5: Solve for x
    x = 2,463,533,784.52/55,074.80
  6. Step 6: Final answer
    x = 44,730.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.