Home / 69,974.91-96,565.37-39,760.29

Finding the Fourth Proportional to 69,974.91, 96,565.37 and 39,760.29

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Solution

The fourth proportional to 69,974.91, 96,565.37 and 39,760.29 is: 54,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,974.91 : 96,565.37 = 39,760.29 : x
  2. Step 2: Convert to fraction form
    69,974.91/96,565.37 = 39,760.29/x
  3. Step 3: Cross multiply
    69,974.91x = 96,565.37 × 39,760.29
  4. Step 4: Simplify right side
    69,974.91x = 3,839,466,916.36
  5. Step 5: Solve for x
    x = 3,839,466,916.36/69,974.91
  6. Step 6: Final answer
    x = 54,869.19

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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.