Home / 196,542.72-294,658.56-196,300.80

Finding the Fourth Proportional to 196,542.72, 294,658.56 and 196,300.80

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Solution

The fourth proportional to 196,542.72, 294,658.56 and 196,300.80 is: 294,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,542.72 : 294,658.56 = 196,300.80 : x
  2. Step 2: Convert to fraction form
    196,542.72/294,658.56 = 196,300.80/x
  3. Step 3: Cross multiply
    196,542.72x = 294,658.56 × 196,300.80
  4. Step 4: Simplify right side
    196,542.72x = 57,841,711,054.85
  5. Step 5: Solve for x
    x = 57,841,711,054.85/196,542.72
  6. Step 6: Final answer
    x = 294,295.87

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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.