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Finding the Fourth Proportional to 27,334.80, 40,977.90 and 16,229.70

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Solution

The fourth proportional to 27,334.80, 40,977.90 and 16,229.70 is: 24,330.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,334.80 : 40,977.90 = 16,229.70 : x
  2. Step 2: Convert to fraction form
    27,334.80/40,977.90 = 16,229.70/x
  3. Step 3: Cross multiply
    27,334.80x = 40,977.90 × 16,229.70
  4. Step 4: Simplify right side
    27,334.80x = 665,059,023.63
  5. Step 5: Solve for x
    x = 665,059,023.63/27,334.80
  6. Step 6: Final answer
    x = 24,330.12

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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.