Home / 69,071.27-95,310.62-38,855.96

Finding the Fourth Proportional to 69,071.27, 95,310.62 and 38,855.96

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Solution

The fourth proportional to 69,071.27, 95,310.62 and 38,855.96 is: 53,616.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,071.27 : 95,310.62 = 38,855.96 : x
  2. Step 2: Convert to fraction form
    69,071.27/95,310.62 = 38,855.96/x
  3. Step 3: Cross multiply
    69,071.27x = 95,310.62 × 38,855.96
  4. Step 4: Simplify right side
    69,071.27x = 3,703,385,638.30
  5. Step 5: Solve for x
    x = 3,703,385,638.30/69,071.27
  6. Step 6: Final answer
    x = 53,616.88

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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.