Home / 151,859.70-227,789.55-109,869.30

Finding the Fourth Proportional to 151,859.70, 227,789.55 and 109,869.30

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Solution

The fourth proportional to 151,859.70, 227,789.55 and 109,869.30 is: 164,803.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,859.70 : 227,789.55 = 109,869.30 : x
  2. Step 2: Convert to fraction form
    151,859.70/227,789.55 = 109,869.30/x
  3. Step 3: Cross multiply
    151,859.70x = 227,789.55 × 109,869.30
  4. Step 4: Simplify right side
    151,859.70x = 25,027,078,405.82
  5. Step 5: Solve for x
    x = 25,027,078,405.82/151,859.70
  6. Step 6: Final answer
    x = 164,803.95

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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.