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Finding the Fourth Proportional to 109,388.69, 164,084.37 and 30,498.14

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Solution

The fourth proportional to 109,388.69, 164,084.37 and 30,498.14 is: 45,747.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,388.69 : 164,084.37 = 30,498.14 : x
  2. Step 2: Convert to fraction form
    109,388.69/164,084.37 = 30,498.14/x
  3. Step 3: Cross multiply
    109,388.69x = 164,084.37 × 30,498.14
  4. Step 4: Simplify right side
    109,388.69x = 5,004,268,088.07
  5. Step 5: Solve for x
    x = 5,004,268,088.07/109,388.69
  6. Step 6: Final answer
    x = 45,747.58

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