Home / 69,231.28-95,476.44-45,349.24

Finding the Fourth Proportional to 69,231.28, 95,476.44 and 45,349.24

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Solution

The fourth proportional to 69,231.28, 95,476.44 and 45,349.24 is: 62,540.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,231.28 : 95,476.44 = 45,349.24 : x
  2. Step 2: Convert to fraction form
    69,231.28/95,476.44 = 45,349.24/x
  3. Step 3: Cross multiply
    69,231.28x = 95,476.44 × 45,349.24
  4. Step 4: Simplify right side
    69,231.28x = 4,329,783,991.91
  5. Step 5: Solve for x
    x = 4,329,783,991.91/69,231.28
  6. Step 6: Final answer
    x = 62,540.86

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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.