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Finding the Fourth Proportional to 61,581.66, 92,141.81 and 43,853.28

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Solution

The fourth proportional to 61,581.66, 92,141.81 and 43,853.28 is: 65,615.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,581.66 : 92,141.81 = 43,853.28 : x
  2. Step 2: Convert to fraction form
    61,581.66/92,141.81 = 43,853.28/x
  3. Step 3: Cross multiply
    61,581.66x = 92,141.81 × 43,853.28
  4. Step 4: Simplify right side
    61,581.66x = 4,040,720,593.64
  5. Step 5: Solve for x
    x = 4,040,720,593.64/61,581.66
  6. Step 6: Final answer
    x = 65,615.65

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