Home / 205,156.26-283,120.97-114,511.77

Finding the Fourth Proportional to 205,156.26, 283,120.97 and 114,511.77

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Solution

The fourth proportional to 205,156.26, 283,120.97 and 114,511.77 is: 158,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,156.26 : 283,120.97 = 114,511.77 : x
  2. Step 2: Convert to fraction form
    205,156.26/283,120.97 = 114,511.77/x
  3. Step 3: Cross multiply
    205,156.26x = 283,120.97 × 114,511.77
  4. Step 4: Simplify right side
    205,156.26x = 32,420,682,826.26
  5. Step 5: Solve for x
    x = 32,420,682,826.26/205,156.26
  6. Step 6: Final answer
    x = 158,029.22

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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.