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Finding the Fourth Proportional to 48,584.44, 72,880.86 and 13,524.52

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Solution

The fourth proportional to 48,584.44, 72,880.86 and 13,524.52 is: 20,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,584.44 : 72,880.86 = 13,524.52 : x
  2. Step 2: Convert to fraction form
    48,584.44/72,880.86 = 13,524.52/x
  3. Step 3: Cross multiply
    48,584.44x = 72,880.86 × 13,524.52
  4. Step 4: Simplify right side
    48,584.44x = 985,678,648.69
  5. Step 5: Solve for x
    x = 985,678,648.69/48,584.44
  6. Step 6: Final answer
    x = 20,287.95

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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.