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Finding the Fourth Proportional to 12,719.08, 19,057.02 and 6,148.36

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Solution

The fourth proportional to 12,719.08, 19,057.02 and 6,148.36 is: 9,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,719.08 : 19,057.02 = 6,148.36 : x
  2. Step 2: Convert to fraction form
    12,719.08/19,057.02 = 6,148.36/x
  3. Step 3: Cross multiply
    12,719.08x = 19,057.02 × 6,148.36
  4. Step 4: Simplify right side
    12,719.08x = 117,169,419.49
  5. Step 5: Solve for x
    x = 117,169,419.49/12,719.08
  6. Step 6: Final answer
    x = 9,212.10

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