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Finding the Fourth Proportional to 56,753.92, 85,102.40 and 33,069.12

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Solution

The fourth proportional to 56,753.92, 85,102.40 and 33,069.12 is: 49,587.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,753.92 : 85,102.40 = 33,069.12 : x
  2. Step 2: Convert to fraction form
    56,753.92/85,102.40 = 33,069.12/x
  3. Step 3: Cross multiply
    56,753.92x = 85,102.40 × 33,069.12
  4. Step 4: Simplify right side
    56,753.92x = 2,814,261,477.89
  5. Step 5: Solve for x
    x = 2,814,261,477.89/56,753.92
  6. Step 6: Final answer
    x = 49,587.09

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