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Finding the Fourth Proportional to 65,741.92, 98,617.92 and 18,995.20

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Solution

The fourth proportional to 65,741.92, 98,617.92 and 18,995.20 is: 28,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,741.92 : 98,617.92 = 18,995.20 : x
  2. Step 2: Convert to fraction form
    65,741.92/98,617.92 = 18,995.20/x
  3. Step 3: Cross multiply
    65,741.92x = 98,617.92 × 18,995.20
  4. Step 4: Simplify right side
    65,741.92x = 1,873,267,113.98
  5. Step 5: Solve for x
    x = 1,873,267,113.98/65,741.92
  6. Step 6: Final answer
    x = 28,494.26

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