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Finding the Fourth Proportional to 36,866.40, 50,873.44 and 20,948.64

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Solution

The fourth proportional to 36,866.40, 50,873.44 and 20,948.64 is: 28,907.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,866.40 : 50,873.44 = 20,948.64 : x
  2. Step 2: Convert to fraction form
    36,866.40/50,873.44 = 20,948.64/x
  3. Step 3: Cross multiply
    36,866.40x = 50,873.44 × 20,948.64
  4. Step 4: Simplify right side
    36,866.40x = 1,065,729,380.12
  5. Step 5: Solve for x
    x = 1,065,729,380.12/36,866.40
  6. Step 6: Final answer
    x = 28,907.88

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