Home / 95,048.78-131,196.53-54,789.46

Finding the Fourth Proportional to 95,048.78, 131,196.53 and 54,789.46

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Solution

The fourth proportional to 95,048.78, 131,196.53 and 54,789.46 is: 75,626.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,048.78 : 131,196.53 = 54,789.46 : x
  2. Step 2: Convert to fraction form
    95,048.78/131,196.53 = 54,789.46/x
  3. Step 3: Cross multiply
    95,048.78x = 131,196.53 × 54,789.46
  4. Step 4: Simplify right side
    95,048.78x = 7,188,186,841.56
  5. Step 5: Solve for x
    x = 7,188,186,841.56/95,048.78
  6. Step 6: Final answer
    x = 75,626.29

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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.