Home / 154,447.43-231,249.78-116,893.91

Finding the Fourth Proportional to 154,447.43, 231,249.78 and 116,893.91

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Solution

The fourth proportional to 154,447.43, 231,249.78 and 116,893.91 is: 175,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,447.43 : 231,249.78 = 116,893.91 : x
  2. Step 2: Convert to fraction form
    154,447.43/231,249.78 = 116,893.91/x
  3. Step 3: Cross multiply
    154,447.43x = 231,249.78 × 116,893.91
  4. Step 4: Simplify right side
    154,447.43x = 27,031,689,814.59
  5. Step 5: Solve for x
    x = 27,031,689,814.59/154,447.43
  6. Step 6: Final answer
    x = 175,021.95

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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.