Home / 36,072.88-54,109.73-11,112.73

Finding the Fourth Proportional to 36,072.88, 54,109.73 and 11,112.73

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Solution

The fourth proportional to 36,072.88, 54,109.73 and 11,112.73 is: 16,669.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,072.88 : 54,109.73 = 11,112.73 : x
  2. Step 2: Convert to fraction form
    36,072.88/54,109.73 = 11,112.73/x
  3. Step 3: Cross multiply
    36,072.88x = 54,109.73 × 11,112.73
  4. Step 4: Simplify right side
    36,072.88x = 601,306,712.37
  5. Step 5: Solve for x
    x = 601,306,712.37/36,072.88
  6. Step 6: Final answer
    x = 16,669.22

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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.