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Finding the Fourth Proportional to 167,866.56, 231,647.52 and 92,413.44

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Solution

The fourth proportional to 167,866.56, 231,647.52 and 92,413.44 is: 127,525.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,866.56 : 231,647.52 = 92,413.44 : x
  2. Step 2: Convert to fraction form
    167,866.56/231,647.52 = 92,413.44/x
  3. Step 3: Cross multiply
    167,866.56x = 231,647.52 × 92,413.44
  4. Step 4: Simplify right side
    167,866.56x = 21,407,344,190.67
  5. Step 5: Solve for x
    x = 21,407,344,190.67/167,866.56
  6. Step 6: Final answer
    x = 127,525.96

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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.