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Finding the Fourth Proportional to 109,574.99, 164,371.86 and 38,491.42

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Solution

The fourth proportional to 109,574.99, 164,371.86 and 38,491.42 is: 57,740.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,574.99 : 164,371.86 = 38,491.42 : x
  2. Step 2: Convert to fraction form
    109,574.99/164,371.86 = 38,491.42/x
  3. Step 3: Cross multiply
    109,574.99x = 164,371.86 × 38,491.42
  4. Step 4: Simplify right side
    109,574.99x = 6,326,905,285.12
  5. Step 5: Solve for x
    x = 6,326,905,285.12/109,574.99
  6. Step 6: Final answer
    x = 57,740.41

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