Home / 54,270.49-81,413.37-16,833.60

Finding the Fourth Proportional to 54,270.49, 81,413.37 and 16,833.60

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Solution

The fourth proportional to 54,270.49, 81,413.37 and 16,833.60 is: 25,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,270.49 : 81,413.37 = 16,833.60 : x
  2. Step 2: Convert to fraction form
    54,270.49/81,413.37 = 16,833.60/x
  3. Step 3: Cross multiply
    54,270.49x = 81,413.37 × 16,833.60
  4. Step 4: Simplify right side
    54,270.49x = 1,370,480,105.23
  5. Step 5: Solve for x
    x = 1,370,480,105.23/54,270.49
  6. Step 6: Final answer
    x = 25,252.77

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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.