Home / 69,197.06-95,472.18-38,971.80

Finding the Fourth Proportional to 69,197.06, 95,472.18 and 38,971.80

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Solution

The fourth proportional to 69,197.06, 95,472.18 and 38,971.80 is: 53,769.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,197.06 : 95,472.18 = 38,971.80 : x
  2. Step 2: Convert to fraction form
    69,197.06/95,472.18 = 38,971.80/x
  3. Step 3: Cross multiply
    69,197.06x = 95,472.18 × 38,971.80
  4. Step 4: Simplify right side
    69,197.06x = 3,720,723,062.54
  5. Step 5: Solve for x
    x = 3,720,723,062.54/69,197.06
  6. Step 6: Final answer
    x = 53,769.96

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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.