Home / 95,056.78-131,211.14-54,786.58

Finding the Fourth Proportional to 95,056.78, 131,211.14 and 54,786.58

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Solution

The fourth proportional to 95,056.78, 131,211.14 and 54,786.58 is: 75,624.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,056.78 : 131,211.14 = 54,786.58 : x
  2. Step 2: Convert to fraction form
    95,056.78/131,211.14 = 54,786.58/x
  3. Step 3: Cross multiply
    95,056.78x = 131,211.14 × 54,786.58
  4. Step 4: Simplify right side
    95,056.78x = 7,188,609,618.50
  5. Step 5: Solve for x
    x = 7,188,609,618.50/95,056.78
  6. Step 6: Final answer
    x = 75,624.38

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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.