Home / 196,659.08-294,988.78-84,266.38

Finding the Fourth Proportional to 196,659.08, 294,988.78 and 84,266.38

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Solution

The fourth proportional to 196,659.08, 294,988.78 and 84,266.38 is: 126,399.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,659.08 : 294,988.78 = 84,266.38 : x
  2. Step 2: Convert to fraction form
    196,659.08/294,988.78 = 84,266.38/x
  3. Step 3: Cross multiply
    196,659.08x = 294,988.78 × 84,266.38
  4. Step 4: Simplify right side
    196,659.08x = 24,857,635,156.27
  5. Step 5: Solve for x
    x = 24,857,635,156.27/196,659.08
  6. Step 6: Final answer
    x = 126,399.63

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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.