Home / 69,869.28-96,403.86-58,584.36

Finding the Fourth Proportional to 69,869.28, 96,403.86 and 58,584.36

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Solution

The fourth proportional to 69,869.28, 96,403.86 and 58,584.36 is: 80,833.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,869.28 : 96,403.86 = 58,584.36 : x
  2. Step 2: Convert to fraction form
    69,869.28/96,403.86 = 58,584.36/x
  3. Step 3: Cross multiply
    69,869.28x = 96,403.86 × 58,584.36
  4. Step 4: Simplify right side
    69,869.28x = 5,647,758,439.63
  5. Step 5: Solve for x
    x = 5,647,758,439.63/69,869.28
  6. Step 6: Final answer
    x = 80,833.21

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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.