Home / 165,385.83-228,232.46-93,765.85

Finding the Fourth Proportional to 165,385.83, 228,232.46 and 93,765.85

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Solution

The fourth proportional to 165,385.83, 228,232.46 and 93,765.85 is: 129,396.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,385.83 : 228,232.46 = 93,765.85 : x
  2. Step 2: Convert to fraction form
    165,385.83/228,232.46 = 93,765.85/x
  3. Step 3: Cross multiply
    165,385.83x = 228,232.46 × 93,765.85
  4. Step 4: Simplify right side
    165,385.83x = 21,400,410,609.49
  5. Step 5: Solve for x
    x = 21,400,410,609.49/165,385.83
  6. Step 6: Final answer
    x = 129,396.88

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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.