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Finding the Fourth Proportional to 30,550.68, 45,826.02 and 10,818.54

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Solution

The fourth proportional to 30,550.68, 45,826.02 and 10,818.54 is: 16,227.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,550.68 : 45,826.02 = 10,818.54 : x
  2. Step 2: Convert to fraction form
    30,550.68/45,826.02 = 10,818.54/x
  3. Step 3: Cross multiply
    30,550.68x = 45,826.02 × 10,818.54
  4. Step 4: Simplify right side
    30,550.68x = 495,770,630.41
  5. Step 5: Solve for x
    x = 495,770,630.41/30,550.68
  6. Step 6: Final answer
    x = 16,227.81

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Similar ratio
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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.