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Finding the Fourth Proportional to 43,676.96, 65,570.28 and 36,370.88

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Solution

The fourth proportional to 43,676.96, 65,570.28 and 36,370.88 is: 54,601.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,676.96 : 65,570.28 = 36,370.88 : x
  2. Step 2: Convert to fraction form
    43,676.96/65,570.28 = 36,370.88/x
  3. Step 3: Cross multiply
    43,676.96x = 65,570.28 × 36,370.88
  4. Step 4: Simplify right side
    43,676.96x = 2,384,848,785.45
  5. Step 5: Solve for x
    x = 2,384,848,785.45/43,676.96
  6. Step 6: Final answer
    x = 54,601.99

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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.