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Finding the Fourth Proportional to 53,140.48, 73,330.94 and 29,262.64

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Solution

The fourth proportional to 53,140.48, 73,330.94 and 29,262.64 is: 40,380.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,140.48 : 73,330.94 = 29,262.64 : x
  2. Step 2: Convert to fraction form
    53,140.48/73,330.94 = 29,262.64/x
  3. Step 3: Cross multiply
    53,140.48x = 73,330.94 × 29,262.64
  4. Step 4: Simplify right side
    53,140.48x = 2,145,856,898.08
  5. Step 5: Solve for x
    x = 2,145,856,898.08/53,140.48
  6. Step 6: Final answer
    x = 40,380.83

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