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Finding the Fourth Proportional to 29,704.89, 40,992.84 and 16,276.17

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Solution

The fourth proportional to 29,704.89, 40,992.84 and 16,276.17 is: 22,461.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,704.89 : 40,992.84 = 16,276.17 : x
  2. Step 2: Convert to fraction form
    29,704.89/40,992.84 = 16,276.17/x
  3. Step 3: Cross multiply
    29,704.89x = 40,992.84 × 16,276.17
  4. Step 4: Simplify right side
    29,704.89x = 667,206,432.62
  5. Step 5: Solve for x
    x = 667,206,432.62/29,704.89
  6. Step 6: Final answer
    x = 22,461.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.