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Finding the Fourth Proportional to 151,633.58, 227,447.25 and 67,370.90

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Solution

The fourth proportional to 151,633.58, 227,447.25 and 67,370.90 is: 101,054.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,633.58 : 227,447.25 = 67,370.90 : x
  2. Step 2: Convert to fraction form
    151,633.58/227,447.25 = 67,370.90/x
  3. Step 3: Cross multiply
    151,633.58x = 227,447.25 × 67,370.90
  4. Step 4: Simplify right side
    151,633.58x = 15,323,324,797.79
  5. Step 5: Solve for x
    x = 15,323,324,797.79/151,633.58
  6. Step 6: Final answer
    x = 101,054.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.