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Finding the Fourth Proportional to 72,735.68, 109,103.42 and 22,820.16

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Solution

The fourth proportional to 72,735.68, 109,103.42 and 22,820.16 is: 34,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,735.68 : 109,103.42 = 22,820.16 : x
  2. Step 2: Convert to fraction form
    72,735.68/109,103.42 = 22,820.16/x
  3. Step 3: Cross multiply
    72,735.68x = 109,103.42 × 22,820.16
  4. Step 4: Simplify right side
    72,735.68x = 2,489,757,500.95
  5. Step 5: Solve for x
    x = 2,489,757,500.95/72,735.68
  6. Step 6: Final answer
    x = 34,230.21

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