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Finding the Fourth Proportional to 37,477.60, 56,209.20 and 11,183.20

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Solution

The fourth proportional to 37,477.60, 56,209.20 and 11,183.20 is: 16,772.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,477.60 : 56,209.20 = 11,183.20 : x
  2. Step 2: Convert to fraction form
    37,477.60/56,209.20 = 11,183.20/x
  3. Step 3: Cross multiply
    37,477.60x = 56,209.20 × 11,183.20
  4. Step 4: Simplify right side
    37,477.60x = 628,598,725.44
  5. Step 5: Solve for x
    x = 628,598,725.44/37,477.60
  6. Step 6: Final answer
    x = 16,772.65

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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.