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Finding the Fourth Proportional to 55,608.80, 83,413.36 and 27,900.32

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Solution

The fourth proportional to 55,608.80, 83,413.36 and 27,900.32 is: 41,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,608.80 : 83,413.36 = 27,900.32 : x
  2. Step 2: Convert to fraction form
    55,608.80/83,413.36 = 27,900.32/x
  3. Step 3: Cross multiply
    55,608.80x = 83,413.36 × 27,900.32
  4. Step 4: Simplify right side
    55,608.80x = 2,327,259,436.28
  5. Step 5: Solve for x
    x = 2,327,259,436.28/55,608.80
  6. Step 6: Final answer
    x = 41,850.56

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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.