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Finding the Fourth Proportional to 24,321.41, 36,480.78 and 7,454.39

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Solution

The fourth proportional to 24,321.41, 36,480.78 and 7,454.39 is: 11,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,321.41 : 36,480.78 = 7,454.39 : x
  2. Step 2: Convert to fraction form
    24,321.41/36,480.78 = 7,454.39/x
  3. Step 3: Cross multiply
    24,321.41x = 36,480.78 × 7,454.39
  4. Step 4: Simplify right side
    24,321.41x = 271,941,961.62
  5. Step 5: Solve for x
    x = 271,941,961.62/24,321.41
  6. Step 6: Final answer
    x = 11,181.18

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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.