Home / 214,986.10-322,481.85-57,213.58

Finding the Fourth Proportional to 214,986.10, 322,481.85 and 57,213.58

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Solution

The fourth proportional to 214,986.10, 322,481.85 and 57,213.58 is: 85,821.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,986.10 : 322,481.85 = 57,213.58 : x
  2. Step 2: Convert to fraction form
    214,986.10/322,481.85 = 57,213.58/x
  3. Step 3: Cross multiply
    214,986.10x = 322,481.85 × 57,213.58
  4. Step 4: Simplify right side
    214,986.10x = 18,450,341,123.52
  5. Step 5: Solve for x
    x = 18,450,341,123.52/214,986.10
  6. Step 6: Final answer
    x = 85,821.09

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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.