Home / 165,751.29-228,738.35-94,131.81

Finding the Fourth Proportional to 165,751.29, 228,738.35 and 94,131.81

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Solution

The fourth proportional to 165,751.29, 228,738.35 and 94,131.81 is: 129,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,751.29 : 228,738.35 = 94,131.81 : x
  2. Step 2: Convert to fraction form
    165,751.29/228,738.35 = 94,131.81/x
  3. Step 3: Cross multiply
    165,751.29x = 228,738.35 × 94,131.81
  4. Step 4: Simplify right side
    165,751.29x = 21,531,555,137.24
  5. Step 5: Solve for x
    x = 21,531,555,137.24/165,751.29
  6. Step 6: Final answer
    x = 129,902.79

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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.