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Finding the Fourth Proportional to 58,213.75, 80,334.98 and 31,717.75

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Solution

The fourth proportional to 58,213.75, 80,334.98 and 31,717.75 is: 43,770.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,213.75 : 80,334.98 = 31,717.75 : x
  2. Step 2: Convert to fraction form
    58,213.75/80,334.98 = 31,717.75/x
  3. Step 3: Cross multiply
    58,213.75x = 80,334.98 × 31,717.75
  4. Step 4: Simplify right side
    58,213.75x = 2,548,044,811.90
  5. Step 5: Solve for x
    x = 2,548,044,811.90/58,213.75
  6. Step 6: Final answer
    x = 43,770.50

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