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Finding the Fourth Proportional to 24,861.78, 37,284.72 and 8,218.71

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Solution

The fourth proportional to 24,861.78, 37,284.72 and 8,218.71 is: 12,325.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,861.78 : 37,284.72 = 8,218.71 : x
  2. Step 2: Convert to fraction form
    24,861.78/37,284.72 = 8,218.71/x
  3. Step 3: Cross multiply
    24,861.78x = 37,284.72 × 8,218.71
  4. Step 4: Simplify right side
    24,861.78x = 306,432,301.11
  5. Step 5: Solve for x
    x = 306,432,301.11/24,861.78
  6. Step 6: Final answer
    x = 12,325.44

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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.