Home / 151,997.32-227,999.90-72,016.52

Finding the Fourth Proportional to 151,997.32, 227,999.90 and 72,016.52

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Solution

The fourth proportional to 151,997.32, 227,999.90 and 72,016.52 is: 108,026.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,997.32 : 227,999.90 = 72,016.52 : x
  2. Step 2: Convert to fraction form
    151,997.32/227,999.90 = 72,016.52/x
  3. Step 3: Cross multiply
    151,997.32x = 227,999.90 × 72,016.52
  4. Step 4: Simplify right side
    151,997.32x = 16,419,759,358.35
  5. Step 5: Solve for x
    x = 16,419,759,358.35/151,997.32
  6. Step 6: Final answer
    x = 108,026.64

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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.