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Finding the Fourth Proportional to 24,426.70, 36,611.70 and 11,280.40

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Solution

The fourth proportional to 24,426.70, 36,611.70 and 11,280.40 is: 16,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,426.70 : 36,611.70 = 11,280.40 : x
  2. Step 2: Convert to fraction form
    24,426.70/36,611.70 = 11,280.40/x
  3. Step 3: Cross multiply
    24,426.70x = 36,611.70 × 11,280.40
  4. Step 4: Simplify right side
    24,426.70x = 412,994,620.68
  5. Step 5: Solve for x
    x = 412,994,620.68/24,426.70
  6. Step 6: Final answer
    x = 16,907.51

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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.