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Finding the Fourth Proportional to 79,433.25, 109,618.64 and 43,624

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Solution

The fourth proportional to 79,433.25, 109,618.64 and 43,624 is: 60,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,433.25 : 109,618.64 = 43,624 : x
  2. Step 2: Convert to fraction form
    79,433.25/109,618.64 = 43,624/x
  3. Step 3: Cross multiply
    79,433.25x = 109,618.64 × 43,624
  4. Step 4: Simplify right side
    79,433.25x = 4,782,003,333.24
  5. Step 5: Solve for x
    x = 4,782,003,333.24/79,433.25
  6. Step 6: Final answer
    x = 60,201.54

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