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Finding the Fourth Proportional to 49,321.37, 73,989.21 and 15,575.96

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Solution

The fourth proportional to 49,321.37, 73,989.21 and 15,575.96 is: 23,366.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,321.37 : 73,989.21 = 15,575.96 : x
  2. Step 2: Convert to fraction form
    49,321.37/73,989.21 = 15,575.96/x
  3. Step 3: Cross multiply
    49,321.37x = 73,989.21 × 15,575.96
  4. Step 4: Simplify right side
    49,321.37x = 1,152,453,218.77
  5. Step 5: Solve for x
    x = 1,152,453,218.77/49,321.37
  6. Step 6: Final answer
    x = 23,366.20

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