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Finding the Fourth Proportional to 74,942.67, 112,399.57 and 34,950.67

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Solution

The fourth proportional to 74,942.67, 112,399.57 and 34,950.67 is: 52,419.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,942.67 : 112,399.57 = 34,950.67 : x
  2. Step 2: Convert to fraction form
    74,942.67/112,399.57 = 34,950.67/x
  3. Step 3: Cross multiply
    74,942.67x = 112,399.57 × 34,950.67
  4. Step 4: Simplify right side
    74,942.67x = 3,928,440,279.21
  5. Step 5: Solve for x
    x = 3,928,440,279.21/74,942.67
  6. Step 6: Final answer
    x = 52,419.27

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