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Finding the Fourth Proportional to 72,119.59, 108,191.14 and 22,199.69

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Solution

The fourth proportional to 72,119.59, 108,191.14 and 22,199.69 is: 33,303.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,119.59 : 108,191.14 = 22,199.69 : x
  2. Step 2: Convert to fraction form
    72,119.59/108,191.14 = 22,199.69/x
  3. Step 3: Cross multiply
    72,119.59x = 108,191.14 × 22,199.69
  4. Step 4: Simplify right side
    72,119.59x = 2,401,809,983.73
  5. Step 5: Solve for x
    x = 2,401,809,983.73/72,119.59
  6. Step 6: Final answer
    x = 33,303.16

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