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Finding the Fourth Proportional to 228,768.14, 343,198.02 and 79,013.90

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Solution

The fourth proportional to 228,768.14, 343,198.02 and 79,013.90 is: 118,536.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,768.14 : 343,198.02 = 79,013.90 : x
  2. Step 2: Convert to fraction form
    228,768.14/343,198.02 = 79,013.90/x
  3. Step 3: Cross multiply
    228,768.14x = 343,198.02 × 79,013.90
  4. Step 4: Simplify right side
    228,768.14x = 27,117,414,032.48
  5. Step 5: Solve for x
    x = 27,117,414,032.48/228,768.14
  6. Step 6: Final answer
    x = 118,536.67

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