Home / 95,039.51-131,168.43-54,745.52

Finding the Fourth Proportional to 95,039.51, 131,168.43 and 54,745.52

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Solution

The fourth proportional to 95,039.51, 131,168.43 and 54,745.52 is: 75,556.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,039.51 : 131,168.43 = 54,745.52 : x
  2. Step 2: Convert to fraction form
    95,039.51/131,168.43 = 54,745.52/x
  3. Step 3: Cross multiply
    95,039.51x = 131,168.43 × 54,745.52
  4. Step 4: Simplify right side
    95,039.51x = 7,180,883,252.09
  5. Step 5: Solve for x
    x = 7,180,883,252.09/95,039.51
  6. Step 6: Final answer
    x = 75,556.83

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1.5x scale

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.