Home / 54,278.55-81,413.92-16,837.65

Finding the Fourth Proportional to 54,278.55, 81,413.92 and 16,837.65

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Solution

The fourth proportional to 54,278.55, 81,413.92 and 16,837.65 is: 25,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,278.55 : 81,413.92 = 16,837.65 : x
  2. Step 2: Convert to fraction form
    54,278.55/81,413.92 = 16,837.65/x
  3. Step 3: Cross multiply
    54,278.55x = 81,413.92 × 16,837.65
  4. Step 4: Simplify right side
    54,278.55x = 1,370,819,163.44
  5. Step 5: Solve for x
    x = 1,370,819,163.44/54,278.55
  6. Step 6: Final answer
    x = 25,255.27

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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.