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Finding the Fourth Proportional to 28,773.60, 43,257.60 and 24,496.80

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Solution

The fourth proportional to 28,773.60, 43,257.60 and 24,496.80 is: 36,827.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,773.60 : 43,257.60 = 24,496.80 : x
  2. Step 2: Convert to fraction form
    28,773.60/43,257.60 = 24,496.80/x
  3. Step 3: Cross multiply
    28,773.60x = 43,257.60 × 24,496.80
  4. Step 4: Simplify right side
    28,773.60x = 1,059,672,775.68
  5. Step 5: Solve for x
    x = 1,059,672,775.68/28,773.60
  6. Step 6: Final answer
    x = 36,827.95

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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.