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Finding the Fourth Proportional to 32,380.84, 48,540.84 and 11,307.88

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Solution

The fourth proportional to 32,380.84, 48,540.84 and 11,307.88 is: 16,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,380.84 : 48,540.84 = 11,307.88 : x
  2. Step 2: Convert to fraction form
    32,380.84/48,540.84 = 11,307.88/x
  3. Step 3: Cross multiply
    32,380.84x = 48,540.84 × 11,307.88
  4. Step 4: Simplify right side
    32,380.84x = 548,893,993.82
  5. Step 5: Solve for x
    x = 548,893,993.82/32,380.84
  6. Step 6: Final answer
    x = 16,951.20

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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.