Home / 205,736.28-283,926.77-115,093.76

Finding the Fourth Proportional to 205,736.28, 283,926.77 and 115,093.76

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Solution

The fourth proportional to 205,736.28, 283,926.77 and 115,093.76 is: 158,835.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,736.28 : 283,926.77 = 115,093.76 : x
  2. Step 2: Convert to fraction form
    205,736.28/283,926.77 = 115,093.76/x
  3. Step 3: Cross multiply
    205,736.28x = 283,926.77 × 115,093.76
  4. Step 4: Simplify right side
    205,736.28x = 32,678,197,528.85
  5. Step 5: Solve for x
    x = 32,678,197,528.85/205,736.28
  6. Step 6: Final answer
    x = 158,835.37

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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.