Home / 151,231.73-226,836.65-72,324.77

Finding the Fourth Proportional to 151,231.73, 226,836.65 and 72,324.77

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Solution

The fourth proportional to 151,231.73, 226,836.65 and 72,324.77 is: 108,481.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,231.73 : 226,836.65 = 72,324.77 : x
  2. Step 2: Convert to fraction form
    151,231.73/226,836.65 = 72,324.77/x
  3. Step 3: Cross multiply
    151,231.73x = 226,836.65 × 72,324.77
  4. Step 4: Simplify right side
    151,231.73x = 16,405,908,538.82
  5. Step 5: Solve for x
    x = 16,405,908,538.82/151,231.73
  6. Step 6: Final answer
    x = 108,481.92

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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.