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Finding the Fourth Proportional to 226,911.12, 313,134.81 and 124,934.50

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Solution

The fourth proportional to 226,911.12, 313,134.81 and 124,934.50 is: 172,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,911.12 : 313,134.81 = 124,934.50 : x
  2. Step 2: Convert to fraction form
    226,911.12/313,134.81 = 124,934.50/x
  3. Step 3: Cross multiply
    226,911.12x = 313,134.81 × 124,934.50
  4. Step 4: Simplify right side
    226,911.12x = 39,121,341,545.62
  5. Step 5: Solve for x
    x = 39,121,341,545.62/226,911.12
  6. Step 6: Final answer
    x = 172,408.22

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