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Finding the Fourth Proportional to 26,903.97, 40,355.97 and 9,361.50

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Solution

The fourth proportional to 26,903.97, 40,355.97 and 9,361.50 is: 14,042.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,903.97 : 40,355.97 = 9,361.50 : x
  2. Step 2: Convert to fraction form
    26,903.97/40,355.97 = 9,361.50/x
  3. Step 3: Cross multiply
    26,903.97x = 40,355.97 × 9,361.50
  4. Step 4: Simplify right side
    26,903.97x = 377,792,413.16
  5. Step 5: Solve for x
    x = 377,792,413.16/26,903.97
  6. Step 6: Final answer
    x = 14,042.26

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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.