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Finding the Fourth Proportional to 32,100.55, 48,150.83 and 8,408.05

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Solution

The fourth proportional to 32,100.55, 48,150.83 and 8,408.05 is: 12,612.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,100.55 : 48,150.83 = 8,408.05 : x
  2. Step 2: Convert to fraction form
    32,100.55/48,150.83 = 8,408.05/x
  3. Step 3: Cross multiply
    32,100.55x = 48,150.83 × 8,408.05
  4. Step 4: Simplify right side
    32,100.55x = 404,854,544.14
  5. Step 5: Solve for x
    x = 404,854,544.14/32,100.55
  6. Step 6: Final answer
    x = 12,612.08

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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.