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Finding the Fourth Proportional to 85,230.08, 117,617.64 and 47,503.52

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Solution

The fourth proportional to 85,230.08, 117,617.64 and 47,503.52 is: 65,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,230.08 : 117,617.64 = 47,503.52 : x
  2. Step 2: Convert to fraction form
    85,230.08/117,617.64 = 47,503.52/x
  3. Step 3: Cross multiply
    85,230.08x = 117,617.64 × 47,503.52
  4. Step 4: Simplify right side
    85,230.08x = 5,587,251,914.09
  5. Step 5: Solve for x
    x = 5,587,251,914.09/85,230.08
  6. Step 6: Final answer
    x = 65,554.93

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