Home / 196,536.96-271,221.88-111,658.68

Finding the Fourth Proportional to 196,536.96, 271,221.88 and 111,658.68

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Solution

The fourth proportional to 196,536.96, 271,221.88 and 111,658.68 is: 154,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,536.96 : 271,221.88 = 111,658.68 : x
  2. Step 2: Convert to fraction form
    196,536.96/271,221.88 = 111,658.68/x
  3. Step 3: Cross multiply
    196,536.96x = 271,221.88 × 111,658.68
  4. Step 4: Simplify right side
    196,536.96x = 30,284,277,107.92
  5. Step 5: Solve for x
    x = 30,284,277,107.92/196,536.96
  6. Step 6: Final answer
    x = 154,089.48

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1.5x scale

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.