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Finding the Fourth Proportional to 22,918.08, 34,325.76 and 19,918.08

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Solution

The fourth proportional to 22,918.08, 34,325.76 and 19,918.08 is: 29,832.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,918.08 : 34,325.76 = 19,918.08 : x
  2. Step 2: Convert to fraction form
    22,918.08/34,325.76 = 19,918.08/x
  3. Step 3: Cross multiply
    22,918.08x = 34,325.76 × 19,918.08
  4. Step 4: Simplify right side
    22,918.08x = 683,703,233.74
  5. Step 5: Solve for x
    x = 683,703,233.74/22,918.08
  6. Step 6: Final answer
    x = 29,832.48

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