Home / 196,105.05-294,122.25-52,011.90

Finding the Fourth Proportional to 196,105.05, 294,122.25 and 52,011.90

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Solution

The fourth proportional to 196,105.05, 294,122.25 and 52,011.90 is: 78,008.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,105.05 : 294,122.25 = 52,011.90 : x
  2. Step 2: Convert to fraction form
    196,105.05/294,122.25 = 52,011.90/x
  3. Step 3: Cross multiply
    196,105.05x = 294,122.25 × 52,011.90
  4. Step 4: Simplify right side
    196,105.05x = 15,297,857,054.78
  5. Step 5: Solve for x
    x = 15,297,857,054.78/196,105.05
  6. Step 6: Final answer
    x = 78,008.48

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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.