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Finding the Fourth Proportional to 237,354.28, 355,986.10 and 71,142.28

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Solution

The fourth proportional to 237,354.28, 355,986.10 and 71,142.28 is: 106,699.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,354.28 : 355,986.10 = 71,142.28 : x
  2. Step 2: Convert to fraction form
    237,354.28/355,986.10 = 71,142.28/x
  3. Step 3: Cross multiply
    237,354.28x = 355,986.10 × 71,142.28
  4. Step 4: Simplify right side
    237,354.28x = 25,325,662,802.31
  5. Step 5: Solve for x
    x = 25,325,662,802.31/237,354.28
  6. Step 6: Final answer
    x = 106,699.84

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