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Finding the Fourth Proportional to 98,941.72, 136,540.74 and 58,103.14

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Solution

The fourth proportional to 98,941.72, 136,540.74 and 58,103.14 is: 80,183.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,941.72 : 136,540.74 = 58,103.14 : x
  2. Step 2: Convert to fraction form
    98,941.72/136,540.74 = 58,103.14/x
  3. Step 3: Cross multiply
    98,941.72x = 136,540.74 × 58,103.14
  4. Step 4: Simplify right side
    98,941.72x = 7,933,445,731.92
  5. Step 5: Solve for x
    x = 7,933,445,731.92/98,941.72
  6. Step 6: Final answer
    x = 80,183.02

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