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Finding the Fourth Proportional to 57,375.44, 79,200.68 and 36,150.76

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Solution

The fourth proportional to 57,375.44, 79,200.68 and 36,150.76 is: 49,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,375.44 : 79,200.68 = 36,150.76 : x
  2. Step 2: Convert to fraction form
    57,375.44/79,200.68 = 36,150.76/x
  3. Step 3: Cross multiply
    57,375.44x = 79,200.68 × 36,150.76
  4. Step 4: Simplify right side
    57,375.44x = 2,863,164,774.52
  5. Step 5: Solve for x
    x = 2,863,164,774.52/57,375.44
  6. Step 6: Final answer
    x = 49,902.27

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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.