Home / 236,899.82-355,297.40-68,383.52

Finding the Fourth Proportional to 236,899.82, 355,297.40 and 68,383.52

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Solution

The fourth proportional to 236,899.82, 355,297.40 and 68,383.52 is: 102,560.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,899.82 : 355,297.40 = 68,383.52 : x
  2. Step 2: Convert to fraction form
    236,899.82/355,297.40 = 68,383.52/x
  3. Step 3: Cross multiply
    236,899.82x = 355,297.40 × 68,383.52
  4. Step 4: Simplify right side
    236,899.82x = 24,296,486,858.85
  5. Step 5: Solve for x
    x = 24,296,486,858.85/236,899.82
  6. Step 6: Final answer
    x = 102,560.17

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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.