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Finding the Fourth Proportional to 7,933.10, 11,903.73 and 3,493.88

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Solution

The fourth proportional to 7,933.10, 11,903.73 and 3,493.88 is: 5,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.10 : 11,903.73 = 3,493.88 : x
  2. Step 2: Convert to fraction form
    7,933.10/11,903.73 = 3,493.88/x
  3. Step 3: Cross multiply
    7,933.10x = 11,903.73 × 3,493.88
  4. Step 4: Simplify right side
    7,933.10x = 41,590,127.18
  5. Step 5: Solve for x
    x = 41,590,127.18/7,933.10
  6. Step 6: Final answer
    x = 5,242.61

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