Home / 51,183.27-70,630.68-28,524.72

Finding the Fourth Proportional to 51,183.27, 70,630.68 and 28,524.72

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Solution

The fourth proportional to 51,183.27, 70,630.68 and 28,524.72 is: 39,362.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,183.27 : 70,630.68 = 28,524.72 : x
  2. Step 2: Convert to fraction form
    51,183.27/70,630.68 = 28,524.72/x
  3. Step 3: Cross multiply
    51,183.27x = 70,630.68 × 28,524.72
  4. Step 4: Simplify right side
    51,183.27x = 2,014,720,370.41
  5. Step 5: Solve for x
    x = 2,014,720,370.41/51,183.27
  6. Step 6: Final answer
    x = 39,362.87

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1.5x scale

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.