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Finding the Fourth Proportional to 209,089.80, 313,116.30 and 167,617.80

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Solution

The fourth proportional to 209,089.80, 313,116.30 and 167,617.80 is: 251,011.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,089.80 : 313,116.30 = 167,617.80 : x
  2. Step 2: Convert to fraction form
    209,089.80/313,116.30 = 167,617.80/x
  3. Step 3: Cross multiply
    209,089.80x = 313,116.30 × 167,617.80
  4. Step 4: Simplify right side
    209,089.80x = 52,483,865,350.14
  5. Step 5: Solve for x
    x = 52,483,865,350.14/209,089.80
  6. Step 6: Final answer
    x = 251,011.12

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