Home / 171,835.85-257,942.33-136,524.15

Finding the Fourth Proportional to 171,835.85, 257,942.33 and 136,524.15

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Solution

The fourth proportional to 171,835.85, 257,942.33 and 136,524.15 is: 204,936.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,835.85 : 257,942.33 = 136,524.15 : x
  2. Step 2: Convert to fraction form
    171,835.85/257,942.33 = 136,524.15/x
  3. Step 3: Cross multiply
    171,835.85x = 257,942.33 × 136,524.15
  4. Step 4: Simplify right side
    171,835.85x = 35,215,357,997.13
  5. Step 5: Solve for x
    x = 35,215,357,997.13/171,835.85
  6. Step 6: Final answer
    x = 204,936.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.