Home / 165,244.82-228,038.45-89,793.30

Finding the Fourth Proportional to 165,244.82, 228,038.45 and 89,793.30

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Solution

The fourth proportional to 165,244.82, 228,038.45 and 89,793.30 is: 123,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,244.82 : 228,038.45 = 89,793.30 : x
  2. Step 2: Convert to fraction form
    165,244.82/228,038.45 = 89,793.30/x
  3. Step 3: Cross multiply
    165,244.82x = 228,038.45 × 89,793.30
  4. Step 4: Simplify right side
    165,244.82x = 20,476,324,952.39
  5. Step 5: Solve for x
    x = 20,476,324,952.39/165,244.82
  6. Step 6: Final answer
    x = 123,915.08

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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.