Home / 115,627.20-173,403.89-36,722.97

Finding the Fourth Proportional to 115,627.20, 173,403.89 and 36,722.97

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Solution

The fourth proportional to 115,627.20, 173,403.89 and 36,722.97 is: 55,072.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,627.20 : 173,403.89 = 36,722.97 : x
  2. Step 2: Convert to fraction form
    115,627.20/173,403.89 = 36,722.97/x
  3. Step 3: Cross multiply
    115,627.20x = 173,403.89 × 36,722.97
  4. Step 4: Simplify right side
    115,627.20x = 6,367,905,850.35
  5. Step 5: Solve for x
    x = 6,367,905,850.35/115,627.20
  6. Step 6: Final answer
    x = 55,072.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.