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Finding the Fourth Proportional to 75,839.22, 113,710.22 and 31,496.58

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Solution

The fourth proportional to 75,839.22, 113,710.22 and 31,496.58 is: 47,224.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,839.22 : 113,710.22 = 31,496.58 : x
  2. Step 2: Convert to fraction form
    75,839.22/113,710.22 = 31,496.58/x
  3. Step 3: Cross multiply
    75,839.22x = 113,710.22 × 31,496.58
  4. Step 4: Simplify right side
    75,839.22x = 3,581,483,041.05
  5. Step 5: Solve for x
    x = 3,581,483,041.05/75,839.22
  6. Step 6: Final answer
    x = 47,224.68

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