Home / 69,727.65-104,590.53-17,136.69

Finding the Fourth Proportional to 69,727.65, 104,590.53 and 17,136.69

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Solution

The fourth proportional to 69,727.65, 104,590.53 and 17,136.69 is: 25,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,727.65 : 104,590.53 = 17,136.69 : x
  2. Step 2: Convert to fraction form
    69,727.65/104,590.53 = 17,136.69/x
  3. Step 3: Cross multiply
    69,727.65x = 104,590.53 × 17,136.69
  4. Step 4: Simplify right side
    69,727.65x = 1,792,335,489.55
  5. Step 5: Solve for x
    x = 1,792,335,489.55/69,727.65
  6. Step 6: Final answer
    x = 25,704.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.