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Finding the Fourth Proportional to 227,174.91, 313,501.64 and 131,737.07

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Solution

The fourth proportional to 227,174.91, 313,501.64 and 131,737.07 is: 181,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,174.91 : 313,501.64 = 131,737.07 : x
  2. Step 2: Convert to fraction form
    227,174.91/313,501.64 = 131,737.07/x
  3. Step 3: Cross multiply
    227,174.91x = 313,501.64 × 131,737.07
  4. Step 4: Simplify right side
    227,174.91x = 41,299,785,267.60
  5. Step 5: Solve for x
    x = 41,299,785,267.60/227,174.91
  6. Step 6: Final answer
    x = 181,797.30

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1.5x scale

Why These Related Problems?

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