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Finding the Fourth Proportional to 3,848.99, 5,775.68 and 3,817.67

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Solution

The fourth proportional to 3,848.99, 5,775.68 and 3,817.67 is: 5,728.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.99 : 5,775.68 = 3,817.67 : x
  2. Step 2: Convert to fraction form
    3,848.99/5,775.68 = 3,817.67/x
  3. Step 3: Cross multiply
    3,848.99x = 5,775.68 × 3,817.67
  4. Step 4: Simplify right side
    3,848.99x = 22,049,620.93
  5. Step 5: Solve for x
    x = 22,049,620.93/3,848.99
  6. Step 6: Final answer
    x = 5,728.68

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