Home / 165,454.76-228,329.34-90,003.44

Finding the Fourth Proportional to 165,454.76, 228,329.34 and 90,003.44

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Solution

The fourth proportional to 165,454.76, 228,329.34 and 90,003.44 is: 124,205.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,454.76 : 228,329.34 = 90,003.44 : x
  2. Step 2: Convert to fraction form
    165,454.76/228,329.34 = 90,003.44/x
  3. Step 3: Cross multiply
    165,454.76x = 228,329.34 × 90,003.44
  4. Step 4: Simplify right side
    165,454.76x = 20,550,426,052.93
  5. Step 5: Solve for x
    x = 20,550,426,052.93/165,454.76
  6. Step 6: Final answer
    x = 124,205.71

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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.