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Finding the Fourth Proportional to 24,474.20, 36,720.90 and 8,893.40

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Solution

The fourth proportional to 24,474.20, 36,720.90 and 8,893.40 is: 13,343.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,474.20 : 36,720.90 = 8,893.40 : x
  2. Step 2: Convert to fraction form
    24,474.20/36,720.90 = 8,893.40/x
  3. Step 3: Cross multiply
    24,474.20x = 36,720.90 × 8,893.40
  4. Step 4: Simplify right side
    24,474.20x = 326,573,652.06
  5. Step 5: Solve for x
    x = 326,573,652.06/24,474.20
  6. Step 6: Final answer
    x = 13,343.59

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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.