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Finding the Fourth Proportional to 135,005.20, 202,216.20 and 111,677.20

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Solution

The fourth proportional to 135,005.20, 202,216.20 and 111,677.20 is: 167,274.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,005.20 : 202,216.20 = 111,677.20 : x
  2. Step 2: Convert to fraction form
    135,005.20/202,216.20 = 111,677.20/x
  3. Step 3: Cross multiply
    135,005.20x = 202,216.20 × 111,677.20
  4. Step 4: Simplify right side
    135,005.20x = 22,582,939,010.64
  5. Step 5: Solve for x
    x = 22,582,939,010.64/135,005.20
  6. Step 6: Final answer
    x = 167,274.59

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