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Finding the Fourth Proportional to 10,969.63, 15,138.03 and 5,933.84

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Solution

The fourth proportional to 10,969.63, 15,138.03 and 5,933.84 is: 8,188.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,969.63 : 15,138.03 = 5,933.84 : x
  2. Step 2: Convert to fraction form
    10,969.63/15,138.03 = 5,933.84/x
  3. Step 3: Cross multiply
    10,969.63x = 15,138.03 × 5,933.84
  4. Step 4: Simplify right side
    10,969.63x = 89,826,647.94
  5. Step 5: Solve for x
    x = 89,826,647.94/10,969.63
  6. Step 6: Final answer
    x = 8,188.67

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