Home / 95,208.50-131,382.65-54,919.85

Finding the Fourth Proportional to 95,208.50, 131,382.65 and 54,919.85

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Solution

The fourth proportional to 95,208.50, 131,382.65 and 54,919.85 is: 75,786.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,208.50 : 131,382.65 = 54,919.85 : x
  2. Step 2: Convert to fraction form
    95,208.50/131,382.65 = 54,919.85/x
  3. Step 3: Cross multiply
    95,208.50x = 131,382.65 × 54,919.85
  4. Step 4: Simplify right side
    95,208.50x = 7,215,514,499.09
  5. Step 5: Solve for x
    x = 7,215,514,499.09/95,208.50
  6. Step 6: Final answer
    x = 75,786.46

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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.