Home / 165,835.14-228,620.62-140,238.69

Finding the Fourth Proportional to 165,835.14, 228,620.62 and 140,238.69

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Solution

The fourth proportional to 165,835.14, 228,620.62 and 140,238.69 is: 193,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,835.14 : 228,620.62 = 140,238.69 : x
  2. Step 2: Convert to fraction form
    165,835.14/228,620.62 = 140,238.69/x
  3. Step 3: Cross multiply
    165,835.14x = 228,620.62 × 140,238.69
  4. Step 4: Simplify right side
    165,835.14x = 32,061,456,255.79
  5. Step 5: Solve for x
    x = 32,061,456,255.79/165,835.14
  6. Step 6: Final answer
    x = 193,333.31

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1.5x scale

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.