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Finding the Fourth Proportional to 47,188.56, 65,098.44 and 30,426.96

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Solution

The fourth proportional to 47,188.56, 65,098.44 and 30,426.96 is: 41,975.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,188.56 : 65,098.44 = 30,426.96 : x
  2. Step 2: Convert to fraction form
    47,188.56/65,098.44 = 30,426.96/x
  3. Step 3: Cross multiply
    47,188.56x = 65,098.44 × 30,426.96
  4. Step 4: Simplify right side
    47,188.56x = 1,980,747,629.94
  5. Step 5: Solve for x
    x = 1,980,747,629.94/47,188.56
  6. Step 6: Final answer
    x = 41,975.17

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