Home / 219,719.30-329,576.60-166,736.75

Finding the Fourth Proportional to 219,719.30, 329,576.60 and 166,736.75

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Solution

The fourth proportional to 219,719.30, 329,576.60 and 166,736.75 is: 250,103.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,719.30 : 329,576.60 = 166,736.75 : x
  2. Step 2: Convert to fraction form
    219,719.30/329,576.60 = 166,736.75/x
  3. Step 3: Cross multiply
    219,719.30x = 329,576.60 × 166,736.75
  4. Step 4: Simplify right side
    219,719.30x = 54,952,531,782.88
  5. Step 5: Solve for x
    x = 54,952,531,782.88/219,719.30
  6. Step 6: Final answer
    x = 250,103.34

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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.