Home / 57,324.92-79,107.27-31,829.96

Finding the Fourth Proportional to 57,324.92, 79,107.27 and 31,829.96

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Solution

The fourth proportional to 57,324.92, 79,107.27 and 31,829.96 is: 43,924.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,324.92 : 79,107.27 = 31,829.96 : x
  2. Step 2: Convert to fraction form
    57,324.92/79,107.27 = 31,829.96/x
  3. Step 3: Cross multiply
    57,324.92x = 79,107.27 × 31,829.96
  4. Step 4: Simplify right side
    57,324.92x = 2,517,981,239.81
  5. Step 5: Solve for x
    x = 2,517,981,239.81/57,324.92
  6. Step 6: Final answer
    x = 43,924.72

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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.