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Finding the Fourth Proportional to 95,628.40, 143,183.40 and 74,892.40

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Solution

The fourth proportional to 95,628.40, 143,183.40 and 74,892.40 is: 112,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,628.40 : 143,183.40 = 74,892.40 : x
  2. Step 2: Convert to fraction form
    95,628.40/143,183.40 = 74,892.40/x
  3. Step 3: Cross multiply
    95,628.40x = 143,183.40 × 74,892.40
  4. Step 4: Simplify right side
    95,628.40x = 10,723,348,466.16
  5. Step 5: Solve for x
    x = 10,723,348,466.16/95,628.40
  6. Step 6: Final answer
    x = 112,135.60

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