Home / 236,733.44-355,101.52-78,961.44

Finding the Fourth Proportional to 236,733.44, 355,101.52 and 78,961.44

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Solution

The fourth proportional to 236,733.44, 355,101.52 and 78,961.44 is: 118,442.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,733.44 : 355,101.52 = 78,961.44 : x
  2. Step 2: Convert to fraction form
    236,733.44/355,101.52 = 78,961.44/x
  3. Step 3: Cross multiply
    236,733.44x = 355,101.52 × 78,961.44
  4. Step 4: Simplify right side
    236,733.44x = 28,039,327,365.39
  5. Step 5: Solve for x
    x = 28,039,327,365.39/236,733.44
  6. Step 6: Final answer
    x = 118,442.61

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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.