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Finding the Fourth Proportional to 79,221.12, 109,326.24 and 43,410.48

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Solution

The fourth proportional to 79,221.12, 109,326.24 and 43,410.48 is: 59,907.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,221.12 : 109,326.24 = 43,410.48 : x
  2. Step 2: Convert to fraction form
    79,221.12/109,326.24 = 43,410.48/x
  3. Step 3: Cross multiply
    79,221.12x = 109,326.24 × 43,410.48
  4. Step 4: Simplify right side
    79,221.12x = 4,745,904,555.00
  5. Step 5: Solve for x
    x = 4,745,904,555.00/79,221.12
  6. Step 6: Final answer
    x = 59,907.06

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