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Finding the Fourth Proportional to 209,568.44, 314,375.16 and 89,637.84

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Solution

The fourth proportional to 209,568.44, 314,375.16 and 89,637.84 is: 134,466.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,568.44 : 314,375.16 = 89,637.84 : x
  2. Step 2: Convert to fraction form
    209,568.44/314,375.16 = 89,637.84/x
  3. Step 3: Cross multiply
    209,568.44x = 314,375.16 × 89,637.84
  4. Step 4: Simplify right side
    209,568.44x = 28,179,910,292.05
  5. Step 5: Solve for x
    x = 28,179,910,292.05/209,568.44
  6. Step 6: Final answer
    x = 134,466.39

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