Home / 173,413.22-259,942.46-87,865.60

Finding the Fourth Proportional to 173,413.22, 259,942.46 and 87,865.60

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Solution

The fourth proportional to 173,413.22, 259,942.46 and 87,865.60 is: 131,708.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,413.22 : 259,942.46 = 87,865.60 : x
  2. Step 2: Convert to fraction form
    173,413.22/259,942.46 = 87,865.60/x
  3. Step 3: Cross multiply
    173,413.22x = 259,942.46 × 87,865.60
  4. Step 4: Simplify right side
    173,413.22x = 22,839,999,998.28
  5. Step 5: Solve for x
    x = 22,839,999,998.28/173,413.22
  6. Step 6: Final answer
    x = 131,708.53

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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.