Home / 214,821.82-322,357.56-88,474.78

Finding the Fourth Proportional to 214,821.82, 322,357.56 and 88,474.78

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Solution

The fourth proportional to 214,821.82, 322,357.56 and 88,474.78 is: 132,763.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,821.82 : 322,357.56 = 88,474.78 : x
  2. Step 2: Convert to fraction form
    214,821.82/322,357.56 = 88,474.78/x
  3. Step 3: Cross multiply
    214,821.82x = 322,357.56 × 88,474.78
  4. Step 4: Simplify right side
    214,821.82x = 28,520,514,202.34
  5. Step 5: Solve for x
    x = 28,520,514,202.34/214,821.82
  6. Step 6: Final answer
    x = 132,763.58

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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.