Home / 51,824.38-71,512.45-29,162.81

Finding the Fourth Proportional to 51,824.38, 71,512.45 and 29,162.81

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Solution

The fourth proportional to 51,824.38, 71,512.45 and 29,162.81 is: 40,241.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,824.38 : 71,512.45 = 29,162.81 : x
  2. Step 2: Convert to fraction form
    51,824.38/71,512.45 = 29,162.81/x
  3. Step 3: Cross multiply
    51,824.38x = 71,512.45 × 29,162.81
  4. Step 4: Simplify right side
    51,824.38x = 2,085,503,561.52
  5. Step 5: Solve for x
    x = 2,085,503,561.52/51,824.38
  6. Step 6: Final answer
    x = 40,241.75

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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.