Home / 69,196.68-95,471.66-38,971.43

Finding the Fourth Proportional to 69,196.68, 95,471.66 and 38,971.43

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Solution

The fourth proportional to 69,196.68, 95,471.66 and 38,971.43 is: 53,769.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,196.68 : 95,471.66 = 38,971.43 : x
  2. Step 2: Convert to fraction form
    69,196.68/95,471.66 = 38,971.43/x
  3. Step 3: Cross multiply
    69,196.68x = 95,471.66 × 38,971.43
  4. Step 4: Simplify right side
    69,196.68x = 3,720,667,092.76
  5. Step 5: Solve for x
    x = 3,720,667,092.76/69,196.68
  6. Step 6: Final answer
    x = 53,769.45

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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.