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Finding the Fourth Proportional to 6,878.00, 9,491.74 and 3,734.18

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Solution

The fourth proportional to 6,878.00, 9,491.74 and 3,734.18 is: 5,153.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.00 : 9,491.74 = 3,734.18 : x
  2. Step 2: Convert to fraction form
    6,878.00/9,491.74 = 3,734.18/x
  3. Step 3: Cross multiply
    6,878.00x = 9,491.74 × 3,734.18
  4. Step 4: Simplify right side
    6,878.00x = 35,443,880.07
  5. Step 5: Solve for x
    x = 35,443,880.07/6,878.00
  6. Step 6: Final answer
    x = 5,153.23

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