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Finding the Fourth Proportional to 135,576.59, 186,998.55 and 89,582.96

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Solution

The fourth proportional to 135,576.59, 186,998.55 and 89,582.96 is: 123,560.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,576.59 : 186,998.55 = 89,582.96 : x
  2. Step 2: Convert to fraction form
    135,576.59/186,998.55 = 89,582.96/x
  3. Step 3: Cross multiply
    135,576.59x = 186,998.55 × 89,582.96
  4. Step 4: Simplify right side
    135,576.59x = 16,751,883,756.27
  5. Step 5: Solve for x
    x = 16,751,883,756.27/135,576.59
  6. Step 6: Final answer
    x = 123,560.29

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