Home / 213,793.38-320,665.50-56,034.27

Finding the Fourth Proportional to 213,793.38, 320,665.50 and 56,034.27

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Solution

The fourth proportional to 213,793.38, 320,665.50 and 56,034.27 is: 84,044.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,793.38 : 320,665.50 = 56,034.27 : x
  2. Step 2: Convert to fraction form
    213,793.38/320,665.50 = 56,034.27/x
  3. Step 3: Cross multiply
    213,793.38x = 320,665.50 × 56,034.27
  4. Step 4: Simplify right side
    213,793.38x = 17,968,257,206.69
  5. Step 5: Solve for x
    x = 17,968,257,206.69/213,793.38
  6. Step 6: Final answer
    x = 84,044.97

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1.5x scale

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.