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Finding the Fourth Proportional to 3,733.92, 5,153.04 and 3,111.84

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Solution

The fourth proportional to 3,733.92, 5,153.04 and 3,111.84 is: 4,294.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.92 : 5,153.04 = 3,111.84 : x
  2. Step 2: Convert to fraction form
    3,733.92/5,153.04 = 3,111.84/x
  3. Step 3: Cross multiply
    3,733.92x = 5,153.04 × 3,111.84
  4. Step 4: Simplify right side
    3,733.92x = 16,035,435.99
  5. Step 5: Solve for x
    x = 16,035,435.99/3,733.92
  6. Step 6: Final answer
    x = 4,294.53

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