Home / 165,306.50-228,107-92,712.37

Finding the Fourth Proportional to 165,306.50, 228,107 and 92,712.37

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Solution

The fourth proportional to 165,306.50, 228,107 and 92,712.37 is: 127,934.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,306.50 : 228,107 = 92,712.37 : x
  2. Step 2: Convert to fraction form
    165,306.50/228,107 = 92,712.37/x
  3. Step 3: Cross multiply
    165,306.50x = 228,107 × 92,712.37
  4. Step 4: Simplify right side
    165,306.50x = 21,148,340,583.59
  5. Step 5: Solve for x
    x = 21,148,340,583.59/165,306.50
  6. Step 6: Final answer
    x = 127,934.12

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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.