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Finding the Fourth Proportional to 69,147.20, 103,459.08 and 41,082.32

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Solution

The fourth proportional to 69,147.20, 103,459.08 and 41,082.32 is: 61,467.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,147.20 : 103,459.08 = 41,082.32 : x
  2. Step 2: Convert to fraction form
    69,147.20/103,459.08 = 41,082.32/x
  3. Step 3: Cross multiply
    69,147.20x = 103,459.08 × 41,082.32
  4. Step 4: Simplify right side
    69,147.20x = 4,250,339,031.47
  5. Step 5: Solve for x
    x = 4,250,339,031.47/69,147.20
  6. Step 6: Final answer
    x = 61,467.98

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