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Finding the Fourth Proportional to 158,996.20, 238,494.30 and 156,663.40

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Solution

The fourth proportional to 158,996.20, 238,494.30 and 156,663.40 is: 234,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,996.20 : 238,494.30 = 156,663.40 : x
  2. Step 2: Convert to fraction form
    158,996.20/238,494.30 = 156,663.40/x
  3. Step 3: Cross multiply
    158,996.20x = 238,494.30 × 156,663.40
  4. Step 4: Simplify right side
    158,996.20x = 37,363,327,918.62
  5. Step 5: Solve for x
    x = 37,363,327,918.62/158,996.20
  6. Step 6: Final answer
    x = 234,995.10

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