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Finding the Fourth Proportional to 66,464.62, 91,669.32 and 42,593.52

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Solution

The fourth proportional to 66,464.62, 91,669.32 and 42,593.52 is: 58,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,464.62 : 91,669.32 = 42,593.52 : x
  2. Step 2: Convert to fraction form
    66,464.62/91,669.32 = 42,593.52/x
  3. Step 3: Cross multiply
    66,464.62x = 91,669.32 × 42,593.52
  4. Step 4: Simplify right side
    66,464.62x = 3,904,519,014.81
  5. Step 5: Solve for x
    x = 3,904,519,014.81/66,464.62
  6. Step 6: Final answer
    x = 58,745.83

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