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Finding the Fourth Proportional to 85,735.26, 128,577.98 and 33,132.44

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Solution

The fourth proportional to 85,735.26, 128,577.98 and 33,132.44 is: 49,689.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,735.26 : 128,577.98 = 33,132.44 : x
  2. Step 2: Convert to fraction form
    85,735.26/128,577.98 = 33,132.44/x
  3. Step 3: Cross multiply
    85,735.26x = 128,577.98 × 33,132.44
  4. Step 4: Simplify right side
    85,735.26x = 4,260,102,611.95
  5. Step 5: Solve for x
    x = 4,260,102,611.95/85,735.26
  6. Step 6: Final answer
    x = 49,689.04

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