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Finding the Fourth Proportional to 238,537.20, 329,212.48 and 153,900.48

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Solution

The fourth proportional to 238,537.20, 329,212.48 and 153,900.48 is: 212,402.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,537.20 : 329,212.48 = 153,900.48 : x
  2. Step 2: Convert to fraction form
    238,537.20/329,212.48 = 153,900.48/x
  3. Step 3: Cross multiply
    238,537.20x = 329,212.48 × 153,900.48
  4. Step 4: Simplify right side
    238,537.20x = 50,665,958,693.99
  5. Step 5: Solve for x
    x = 50,665,958,693.99/238,537.20
  6. Step 6: Final answer
    x = 212,402.76

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