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Finding the Fourth Proportional to 24,432.70, 36,620.70 and 11,286.40

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Solution

The fourth proportional to 24,432.70, 36,620.70 and 11,286.40 is: 16,916.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,432.70 : 36,620.70 = 11,286.40 : x
  2. Step 2: Convert to fraction form
    24,432.70/36,620.70 = 11,286.40/x
  3. Step 3: Cross multiply
    24,432.70x = 36,620.70 × 11,286.40
  4. Step 4: Simplify right side
    24,432.70x = 413,315,868.48
  5. Step 5: Solve for x
    x = 413,315,868.48/24,432.70
  6. Step 6: Final answer
    x = 16,916.50

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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.