Home / 223,099.29-307,996.97-172,000.04

Finding the Fourth Proportional to 223,099.29, 307,996.97 and 172,000.04

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Solution

The fourth proportional to 223,099.29, 307,996.97 and 172,000.04 is: 237,452.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,099.29 : 307,996.97 = 172,000.04 : x
  2. Step 2: Convert to fraction form
    223,099.29/307,996.97 = 172,000.04/x
  3. Step 3: Cross multiply
    223,099.29x = 307,996.97 × 172,000.04
  4. Step 4: Simplify right side
    223,099.29x = 52,975,488,759.89
  5. Step 5: Solve for x
    x = 52,975,488,759.89/223,099.29
  6. Step 6: Final answer
    x = 237,452.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.