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Finding the Fourth Proportional to 62,034.80, 85,620.40 and 36,879.44

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Solution

The fourth proportional to 62,034.80, 85,620.40 and 36,879.44 is: 50,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,034.80 : 85,620.40 = 36,879.44 : x
  2. Step 2: Convert to fraction form
    62,034.80/85,620.40 = 36,879.44/x
  3. Step 3: Cross multiply
    62,034.80x = 85,620.40 × 36,879.44
  4. Step 4: Simplify right side
    62,034.80x = 3,157,632,404.58
  5. Step 5: Solve for x
    x = 3,157,632,404.58/62,034.80
  6. Step 6: Final answer
    x = 50,900.98

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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.