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Finding the Fourth Proportional to 57,166.20, 85,797.90 and 25,624.80

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Solution

The fourth proportional to 57,166.20, 85,797.90 and 25,624.80 is: 38,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,166.20 : 85,797.90 = 25,624.80 : x
  2. Step 2: Convert to fraction form
    57,166.20/85,797.90 = 25,624.80/x
  3. Step 3: Cross multiply
    57,166.20x = 85,797.90 × 25,624.80
  4. Step 4: Simplify right side
    57,166.20x = 2,198,554,027.92
  5. Step 5: Solve for x
    x = 2,198,554,027.92/57,166.20
  6. Step 6: Final answer
    x = 38,458.98

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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.