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Finding the Fourth Proportional to 222,891.93, 334,336.72 and 54,413.15

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Solution

The fourth proportional to 222,891.93, 334,336.72 and 54,413.15 is: 81,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,891.93 : 334,336.72 = 54,413.15 : x
  2. Step 2: Convert to fraction form
    222,891.93/334,336.72 = 54,413.15/x
  3. Step 3: Cross multiply
    222,891.93x = 334,336.72 × 54,413.15
  4. Step 4: Simplify right side
    222,891.93x = 18,192,314,095.87
  5. Step 5: Solve for x
    x = 18,192,314,095.87/222,891.93
  6. Step 6: Final answer
    x = 81,619.44

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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.