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Finding the Fourth Proportional to 9,311.96, 13,971.04 and 3,762.31

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Solution

The fourth proportional to 9,311.96, 13,971.04 and 3,762.31 is: 5,644.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.96 : 13,971.04 = 3,762.31 : x
  2. Step 2: Convert to fraction form
    9,311.96/13,971.04 = 3,762.31/x
  3. Step 3: Cross multiply
    9,311.96x = 13,971.04 × 3,762.31
  4. Step 4: Simplify right side
    9,311.96x = 52,563,339.17
  5. Step 5: Solve for x
    x = 52,563,339.17/9,311.96
  6. Step 6: Final answer
    x = 5,644.72

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