Home / 190,413.97-262,876.57-170,222.50

Finding the Fourth Proportional to 190,413.97, 262,876.57 and 170,222.50

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Solution

The fourth proportional to 190,413.97, 262,876.57 and 170,222.50 is: 235,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,413.97 : 262,876.57 = 170,222.50 : x
  2. Step 2: Convert to fraction form
    190,413.97/262,876.57 = 170,222.50/x
  3. Step 3: Cross multiply
    190,413.97x = 262,876.57 × 170,222.50
  4. Step 4: Simplify right side
    190,413.97x = 44,747,505,622.44
  5. Step 5: Solve for x
    x = 44,747,505,622.44/190,413.97
  6. Step 6: Final answer
    x = 235,001.17

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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.