Home / 54,413.74-75,087.30-30,213.46

Finding the Fourth Proportional to 54,413.74, 75,087.30 and 30,213.46

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Solution

The fourth proportional to 54,413.74, 75,087.30 and 30,213.46 is: 41,692.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,413.74 : 75,087.30 = 30,213.46 : x
  2. Step 2: Convert to fraction form
    54,413.74/75,087.30 = 30,213.46/x
  3. Step 3: Cross multiply
    54,413.74x = 75,087.30 × 30,213.46
  4. Step 4: Simplify right side
    54,413.74x = 2,268,647,135.06
  5. Step 5: Solve for x
    x = 2,268,647,135.06/54,413.74
  6. Step 6: Final answer
    x = 41,692.54

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1.5x scale

Why These Related Problems?

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