Home / 57,257.75-85,885.22-22,197.41

Finding the Fourth Proportional to 57,257.75, 85,885.22 and 22,197.41

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Solution

The fourth proportional to 57,257.75, 85,885.22 and 22,197.41 is: 33,295.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,257.75 : 85,885.22 = 22,197.41 : x
  2. Step 2: Convert to fraction form
    57,257.75/85,885.22 = 22,197.41/x
  3. Step 3: Cross multiply
    57,257.75x = 85,885.22 × 22,197.41
  4. Step 4: Simplify right side
    57,257.75x = 1,906,429,389.42
  5. Step 5: Solve for x
    x = 1,906,429,389.42/57,257.75
  6. Step 6: Final answer
    x = 33,295.57

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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.