Home / 219,786.56-329,409.60-101,293.44

Finding the Fourth Proportional to 219,786.56, 329,409.60 and 101,293.44

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Solution

The fourth proportional to 219,786.56, 329,409.60 and 101,293.44 is: 151,815.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,786.56 : 329,409.60 = 101,293.44 : x
  2. Step 2: Convert to fraction form
    219,786.56/329,409.60 = 101,293.44/x
  3. Step 3: Cross multiply
    219,786.56x = 329,409.60 × 101,293.44
  4. Step 4: Simplify right side
    219,786.56x = 33,367,031,553.02
  5. Step 5: Solve for x
    x = 33,367,031,553.02/219,786.56
  6. Step 6: Final answer
    x = 151,815.61

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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.