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Finding the Fourth Proportional to 159,516.20, 238,979.10 and 92,988.20

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Solution

The fourth proportional to 159,516.20, 238,979.10 and 92,988.20 is: 139,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,516.20 : 238,979.10 = 92,988.20 : x
  2. Step 2: Convert to fraction form
    159,516.20/238,979.10 = 92,988.20/x
  3. Step 3: Cross multiply
    159,516.20x = 238,979.10 × 92,988.20
  4. Step 4: Simplify right side
    159,516.20x = 22,222,236,346.62
  5. Step 5: Solve for x
    x = 22,222,236,346.62/159,516.20
  6. Step 6: Final answer
    x = 139,310.22

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