Home / 205,180.12-283,162.80-114,553.92

Finding the Fourth Proportional to 205,180.12, 283,162.80 and 114,553.92

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Solution

The fourth proportional to 205,180.12, 283,162.80 and 114,553.92 is: 158,092.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,180.12 : 283,162.80 = 114,553.92 : x
  2. Step 2: Convert to fraction form
    205,180.12/283,162.80 = 114,553.92/x
  3. Step 3: Cross multiply
    205,180.12x = 283,162.80 × 114,553.92
  4. Step 4: Simplify right side
    205,180.12x = 32,437,408,738.18
  5. Step 5: Solve for x
    x = 32,437,408,738.18/205,180.12
  6. Step 6: Final answer
    x = 158,092.36

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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.