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Finding the Fourth Proportional to 227,410.86, 313,832 and 125,439.42

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Solution

The fourth proportional to 227,410.86, 313,832 and 125,439.42 is: 173,109.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,410.86 : 313,832 = 125,439.42 : x
  2. Step 2: Convert to fraction form
    227,410.86/313,832 = 125,439.42/x
  3. Step 3: Cross multiply
    227,410.86x = 313,832 × 125,439.42
  4. Step 4: Simplify right side
    227,410.86x = 39,366,904,057.44
  5. Step 5: Solve for x
    x = 39,366,904,057.44/227,410.86
  6. Step 6: Final answer
    x = 173,109.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.