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Finding the Fourth Proportional to 57,773.88, 86,665.74 and 16,220.88

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Solution

The fourth proportional to 57,773.88, 86,665.74 and 16,220.88 is: 24,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,773.88 : 86,665.74 = 16,220.88 : x
  2. Step 2: Convert to fraction form
    57,773.88/86,665.74 = 16,220.88/x
  3. Step 3: Cross multiply
    57,773.88x = 86,665.74 × 16,220.88
  4. Step 4: Simplify right side
    57,773.88x = 1,405,794,568.65
  5. Step 5: Solve for x
    x = 1,405,794,568.65/57,773.88
  6. Step 6: Final answer
    x = 24,332.70

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