Home / 196,481.88-271,125.18-111,582.36

Finding the Fourth Proportional to 196,481.88, 271,125.18 and 111,582.36

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Solution

The fourth proportional to 196,481.88, 271,125.18 and 111,582.36 is: 153,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,481.88 : 271,125.18 = 111,582.36 : x
  2. Step 2: Convert to fraction form
    196,481.88/271,125.18 = 111,582.36/x
  3. Step 3: Cross multiply
    196,481.88x = 271,125.18 × 111,582.36
  4. Step 4: Simplify right side
    196,481.88x = 30,252,787,439.82
  5. Step 5: Solve for x
    x = 30,252,787,439.82/196,481.88
  6. Step 6: Final answer
    x = 153,972.40

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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.