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Finding the Fourth Proportional to 209,010.98, 313,217.58 and 167,018.76

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Solution

The fourth proportional to 209,010.98, 313,217.58 and 167,018.76 is: 250,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,010.98 : 313,217.58 = 167,018.76 : x
  2. Step 2: Convert to fraction form
    209,010.98/313,217.58 = 167,018.76/x
  3. Step 3: Cross multiply
    209,010.98x = 313,217.58 × 167,018.76
  4. Step 4: Simplify right side
    209,010.98x = 52,313,212,448.12
  5. Step 5: Solve for x
    x = 52,313,212,448.12/209,010.98
  6. Step 6: Final answer
    x = 250,289.30

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