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Finding the Fourth Proportional to 71,973.36, 99,318.96 and 41,756.31

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Solution

The fourth proportional to 71,973.36, 99,318.96 and 41,756.31 is: 57,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,973.36 : 99,318.96 = 41,756.31 : x
  2. Step 2: Convert to fraction form
    71,973.36/99,318.96 = 41,756.31/x
  3. Step 3: Cross multiply
    71,973.36x = 99,318.96 × 41,756.31
  4. Step 4: Simplify right side
    71,973.36x = 4,147,193,282.64
  5. Step 5: Solve for x
    x = 4,147,193,282.64/71,973.36
  6. Step 6: Final answer
    x = 57,621.23

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