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Finding the Fourth Proportional to 29,245.43, 43,885.43 and 10,790.39

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Solution

The fourth proportional to 29,245.43, 43,885.43 and 10,790.39 is: 16,191.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,245.43 : 43,885.43 = 10,790.39 : x
  2. Step 2: Convert to fraction form
    29,245.43/43,885.43 = 10,790.39/x
  3. Step 3: Cross multiply
    29,245.43x = 43,885.43 × 10,790.39
  4. Step 4: Simplify right side
    29,245.43x = 473,540,905.02
  5. Step 5: Solve for x
    x = 473,540,905.02/29,245.43
  6. Step 6: Final answer
    x = 16,191.96

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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.