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Finding the Fourth Proportional to 61,665.90, 85,099.20 and 33,371.58

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Solution

The fourth proportional to 61,665.90, 85,099.20 and 33,371.58 is: 46,052.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,665.90 : 85,099.20 = 33,371.58 : x
  2. Step 2: Convert to fraction form
    61,665.90/85,099.20 = 33,371.58/x
  3. Step 3: Cross multiply
    61,665.90x = 85,099.20 × 33,371.58
  4. Step 4: Simplify right side
    61,665.90x = 2,839,894,760.74
  5. Step 5: Solve for x
    x = 2,839,894,760.74/61,665.90
  6. Step 6: Final answer
    x = 46,052.92

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