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Finding the Fourth Proportional to 5,561.70, 8,352.10 and 4,938.42

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Solution

The fourth proportional to 5,561.70, 8,352.10 and 4,938.42 is: 7,416.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.70 : 8,352.10 = 4,938.42 : x
  2. Step 2: Convert to fraction form
    5,561.70/8,352.10 = 4,938.42/x
  3. Step 3: Cross multiply
    5,561.70x = 8,352.10 × 4,938.42
  4. Step 4: Simplify right side
    5,561.70x = 41,246,177.68
  5. Step 5: Solve for x
    x = 41,246,177.68/5,561.70
  6. Step 6: Final answer
    x = 7,416.11

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