Home / 171,012.75-256,408.56-92,183.55

Finding the Fourth Proportional to 171,012.75, 256,408.56 and 92,183.55

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Solution

The fourth proportional to 171,012.75, 256,408.56 and 92,183.55 is: 138,215.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,012.75 : 256,408.56 = 92,183.55 : x
  2. Step 2: Convert to fraction form
    171,012.75/256,408.56 = 92,183.55/x
  3. Step 3: Cross multiply
    171,012.75x = 256,408.56 × 92,183.55
  4. Step 4: Simplify right side
    171,012.75x = 23,636,651,311.19
  5. Step 5: Solve for x
    x = 23,636,651,311.19/171,012.75
  6. Step 6: Final answer
    x = 138,215.73

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1.5x scale

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.