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Finding the Fourth Proportional to 57,048.64, 78,700.93 and 36,912.08

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Solution

The fourth proportional to 57,048.64, 78,700.93 and 36,912.08 is: 50,921.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,048.64 : 78,700.93 = 36,912.08 : x
  2. Step 2: Convert to fraction form
    57,048.64/78,700.93 = 36,912.08/x
  3. Step 3: Cross multiply
    57,048.64x = 78,700.93 × 36,912.08
  4. Step 4: Simplify right side
    57,048.64x = 2,905,015,128.71
  5. Step 5: Solve for x
    x = 2,905,015,128.71/57,048.64
  6. Step 6: Final answer
    x = 50,921.73

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