Home / 55,834.24-83,763.60-18,392.80

Finding the Fourth Proportional to 55,834.24, 83,763.60 and 18,392.80

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Solution

The fourth proportional to 55,834.24, 83,763.60 and 18,392.80 is: 27,593.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,834.24 : 83,763.60 = 18,392.80 : x
  2. Step 2: Convert to fraction form
    55,834.24/83,763.60 = 18,392.80/x
  3. Step 3: Cross multiply
    55,834.24x = 83,763.60 × 18,392.80
  4. Step 4: Simplify right side
    55,834.24x = 1,540,647,142.08
  5. Step 5: Solve for x
    x = 1,540,647,142.08/55,834.24
  6. Step 6: Final answer
    x = 27,593.23

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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.