Home / 95,131.68-131,369.96-71,216.83

Finding the Fourth Proportional to 95,131.68, 131,369.96 and 71,216.83

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Solution

The fourth proportional to 95,131.68, 131,369.96 and 71,216.83 is: 98,345.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,131.68 : 131,369.96 = 71,216.83 : x
  2. Step 2: Convert to fraction form
    95,131.68/131,369.96 = 71,216.83/x
  3. Step 3: Cross multiply
    95,131.68x = 131,369.96 × 71,216.83
  4. Step 4: Simplify right side
    95,131.68x = 9,355,752,108.43
  5. Step 5: Solve for x
    x = 9,355,752,108.43/95,131.68
  6. Step 6: Final answer
    x = 98,345.29

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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.