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Finding the Fourth Proportional to 32,591.34, 48,878.67 and 13,861.71

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Solution

The fourth proportional to 32,591.34, 48,878.67 and 13,861.71 is: 20,789.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,591.34 : 48,878.67 = 13,861.71 : x
  2. Step 2: Convert to fraction form
    32,591.34/48,878.67 = 13,861.71/x
  3. Step 3: Cross multiply
    32,591.34x = 48,878.67 × 13,861.71
  4. Step 4: Simplify right side
    32,591.34x = 677,541,948.73
  5. Step 5: Solve for x
    x = 677,541,948.73/32,591.34
  6. Step 6: Final answer
    x = 20,789.02

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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.