Home / 165,450.48-228,322.20-89,998.96

Finding the Fourth Proportional to 165,450.48, 228,322.20 and 89,998.96

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Solution

The fourth proportional to 165,450.48, 228,322.20 and 89,998.96 is: 124,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,450.48 : 228,322.20 = 89,998.96 : x
  2. Step 2: Convert to fraction form
    165,450.48/228,322.20 = 89,998.96/x
  3. Step 3: Cross multiply
    165,450.48x = 228,322.20 × 89,998.96
  4. Step 4: Simplify right side
    165,450.48x = 20,548,760,544.91
  5. Step 5: Solve for x
    x = 20,548,760,544.91/165,450.48
  6. Step 6: Final answer
    x = 124,198.86

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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.