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Finding the Fourth Proportional to 43,147.27, 64,739.40 and 29,159.92

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Solution

The fourth proportional to 43,147.27, 64,739.40 and 29,159.92 is: 43,752.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,147.27 : 64,739.40 = 29,159.92 : x
  2. Step 2: Convert to fraction form
    43,147.27/64,739.40 = 29,159.92/x
  3. Step 3: Cross multiply
    43,147.27x = 64,739.40 × 29,159.92
  4. Step 4: Simplify right side
    43,147.27x = 1,887,795,724.85
  5. Step 5: Solve for x
    x = 1,887,795,724.85/43,147.27
  6. Step 6: Final answer
    x = 43,752.38

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