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Finding the Fourth Proportional to 58,195.08, 87,330.90 and 31,918.28

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Solution

The fourth proportional to 58,195.08, 87,330.90 and 31,918.28 is: 47,898.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,195.08 : 87,330.90 = 31,918.28 : x
  2. Step 2: Convert to fraction form
    58,195.08/87,330.90 = 31,918.28/x
  3. Step 3: Cross multiply
    58,195.08x = 87,330.90 × 31,918.28
  4. Step 4: Simplify right side
    58,195.08x = 2,787,451,682.20
  5. Step 5: Solve for x
    x = 2,787,451,682.20/58,195.08
  6. Step 6: Final answer
    x = 47,898.41

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