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Finding the Fourth Proportional to 57,421.96, 79,232.72 and 31,927.62

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Solution

The fourth proportional to 57,421.96, 79,232.72 and 31,927.62 is: 44,054.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,421.96 : 79,232.72 = 31,927.62 : x
  2. Step 2: Convert to fraction form
    57,421.96/79,232.72 = 31,927.62/x
  3. Step 3: Cross multiply
    57,421.96x = 79,232.72 × 31,927.62
  4. Step 4: Simplify right side
    57,421.96x = 2,529,712,175.73
  5. Step 5: Solve for x
    x = 2,529,712,175.73/57,421.96
  6. Step 6: Final answer
    x = 44,054.79

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