Home / 196,794.90-271,573.96-109,579.42

Finding the Fourth Proportional to 196,794.90, 271,573.96 and 109,579.42

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Solution

The fourth proportional to 196,794.90, 271,573.96 and 109,579.42 is: 151,217.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,794.90 : 271,573.96 = 109,579.42 : x
  2. Step 2: Convert to fraction form
    196,794.90/271,573.96 = 109,579.42/x
  3. Step 3: Cross multiply
    196,794.90x = 271,573.96 × 109,579.42
  4. Step 4: Simplify right side
    196,794.90x = 29,758,917,023.90
  5. Step 5: Solve for x
    x = 29,758,917,023.90/196,794.90
  6. Step 6: Final answer
    x = 151,217.93

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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.