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Finding the Fourth Proportional to 193,940.56, 290,910.36 and 53,698.72

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Solution

The fourth proportional to 193,940.56, 290,910.36 and 53,698.72 is: 80,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,940.56 : 290,910.36 = 53,698.72 : x
  2. Step 2: Convert to fraction form
    193,940.56/290,910.36 = 53,698.72/x
  3. Step 3: Cross multiply
    193,940.56x = 290,910.36 × 53,698.72
  4. Step 4: Simplify right side
    193,940.56x = 15,621,513,966.74
  5. Step 5: Solve for x
    x = 15,621,513,966.74/193,940.56
  6. Step 6: Final answer
    x = 80,547.95

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