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Finding the Fourth Proportional to 9,438.58, 14,145.76 and 3,895.82

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Solution

The fourth proportional to 9,438.58, 14,145.76 and 3,895.82 is: 5,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.58 : 14,145.76 = 3,895.82 : x
  2. Step 2: Convert to fraction form
    9,438.58/14,145.76 = 3,895.82/x
  3. Step 3: Cross multiply
    9,438.58x = 14,145.76 × 3,895.82
  4. Step 4: Simplify right side
    9,438.58x = 55,109,321.91
  5. Step 5: Solve for x
    x = 55,109,321.91/9,438.58
  6. Step 6: Final answer
    x = 5,838.73

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