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Finding the Fourth Proportional to 109,385.52, 164,078.36 and 35,513.52

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Solution

The fourth proportional to 109,385.52, 164,078.36 and 35,513.52 is: 53,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,385.52 : 164,078.36 = 35,513.52 : x
  2. Step 2: Convert to fraction form
    109,385.52/164,078.36 = 35,513.52/x
  3. Step 3: Cross multiply
    109,385.52x = 164,078.36 × 35,513.52
  4. Step 4: Simplify right side
    109,385.52x = 5,827,000,119.43
  5. Step 5: Solve for x
    x = 5,827,000,119.43/109,385.52
  6. Step 6: Final answer
    x = 53,270.31

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