Home / 226,536.39-339,592.37-76,671.81

Finding the Fourth Proportional to 226,536.39, 339,592.37 and 76,671.81

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Solution

The fourth proportional to 226,536.39, 339,592.37 and 76,671.81 is: 114,935.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,536.39 : 339,592.37 = 76,671.81 : x
  2. Step 2: Convert to fraction form
    226,536.39/339,592.37 = 76,671.81/x
  3. Step 3: Cross multiply
    226,536.39x = 339,592.37 × 76,671.81
  4. Step 4: Simplify right side
    226,536.39x = 26,037,161,286.73
  5. Step 5: Solve for x
    x = 26,037,161,286.73/226,536.39
  6. Step 6: Final answer
    x = 114,935.89

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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.