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Finding the Fourth Proportional to 32,176.80, 48,297.60 and 15,550.20

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Solution

The fourth proportional to 32,176.80, 48,297.60 and 15,550.20 is: 23,340.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,176.80 : 48,297.60 = 15,550.20 : x
  2. Step 2: Convert to fraction form
    32,176.80/48,297.60 = 15,550.20/x
  3. Step 3: Cross multiply
    32,176.80x = 48,297.60 × 15,550.20
  4. Step 4: Simplify right side
    32,176.80x = 751,037,339.52
  5. Step 5: Solve for x
    x = 751,037,339.52/32,176.80
  6. Step 6: Final answer
    x = 23,340.96

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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.