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Finding the Fourth Proportional to 61,620.30, 85,035.60 and 33,325.92

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Solution

The fourth proportional to 61,620.30, 85,035.60 and 33,325.92 is: 45,989.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,620.30 : 85,035.60 = 33,325.92 : x
  2. Step 2: Convert to fraction form
    61,620.30/85,035.60 = 33,325.92/x
  3. Step 3: Cross multiply
    61,620.30x = 85,035.60 × 33,325.92
  4. Step 4: Simplify right side
    61,620.30x = 2,833,889,602.75
  5. Step 5: Solve for x
    x = 2,833,889,602.75/61,620.30
  6. Step 6: Final answer
    x = 45,989.55

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