Home / 151,405.20-226,998.45-84,865.73

Finding the Fourth Proportional to 151,405.20, 226,998.45 and 84,865.73

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Solution

The fourth proportional to 151,405.20, 226,998.45 and 84,865.73 is: 127,237.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,405.20 : 226,998.45 = 84,865.73 : x
  2. Step 2: Convert to fraction form
    151,405.20/226,998.45 = 84,865.73/x
  3. Step 3: Cross multiply
    151,405.20x = 226,998.45 × 84,865.73
  4. Step 4: Simplify right side
    151,405.20x = 19,264,388,033.13
  5. Step 5: Solve for x
    x = 19,264,388,033.13/151,405.20
  6. Step 6: Final answer
    x = 127,237.29

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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.