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Finding the Fourth Proportional to 81,461.33, 122,192.13 and 22,292.59

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Solution

The fourth proportional to 81,461.33, 122,192.13 and 22,292.59 is: 33,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,461.33 : 122,192.13 = 22,292.59 : x
  2. Step 2: Convert to fraction form
    81,461.33/122,192.13 = 22,292.59/x
  3. Step 3: Cross multiply
    81,461.33x = 122,192.13 × 22,292.59
  4. Step 4: Simplify right side
    81,461.33x = 2,723,978,332.89
  5. Step 5: Solve for x
    x = 2,723,978,332.89/81,461.33
  6. Step 6: Final answer
    x = 33,438.91

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