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Finding the Fourth Proportional to 79,493.67, 109,701.27 and 43,686

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Solution

The fourth proportional to 79,493.67, 109,701.27 and 43,686 is: 60,286.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,493.67 : 109,701.27 = 43,686 : x
  2. Step 2: Convert to fraction form
    79,493.67/109,701.27 = 43,686/x
  3. Step 3: Cross multiply
    79,493.67x = 109,701.27 × 43,686
  4. Step 4: Simplify right side
    79,493.67x = 4,792,409,681.22
  5. Step 5: Solve for x
    x = 4,792,409,681.22/79,493.67
  6. Step 6: Final answer
    x = 60,286.68

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