Home / 165,453.76-228,327.96-90,002.44

Finding the Fourth Proportional to 165,453.76, 228,327.96 and 90,002.44

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Solution

The fourth proportional to 165,453.76, 228,327.96 and 90,002.44 is: 124,204.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,453.76 : 228,327.96 = 90,002.44 : x
  2. Step 2: Convert to fraction form
    165,453.76/228,327.96 = 90,002.44/x
  3. Step 3: Cross multiply
    165,453.76x = 228,327.96 × 90,002.44
  4. Step 4: Simplify right side
    165,453.76x = 20,550,073,520.22
  5. Step 5: Solve for x
    x = 20,550,073,520.22/165,453.76
  6. Step 6: Final answer
    x = 124,204.33

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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.