Home / 167,865.05-231,664.26-92,413.55

Finding the Fourth Proportional to 167,865.05, 231,664.26 and 92,413.55

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Solution

The fourth proportional to 167,865.05, 231,664.26 and 92,413.55 is: 127,536.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,865.05 : 231,664.26 = 92,413.55 : x
  2. Step 2: Convert to fraction form
    167,865.05/231,664.26 = 92,413.55/x
  3. Step 3: Cross multiply
    167,865.05x = 231,664.26 × 92,413.55
  4. Step 4: Simplify right side
    167,865.05x = 21,408,916,674.72
  5. Step 5: Solve for x
    x = 21,408,916,674.72/167,865.05
  6. Step 6: Final answer
    x = 127,536.47

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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.