Home / 36,100.63-54,131.12-11,133.75

Finding the Fourth Proportional to 36,100.63, 54,131.12 and 11,133.75

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Solution

The fourth proportional to 36,100.63, 54,131.12 and 11,133.75 is: 16,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,100.63 : 54,131.12 = 11,133.75 : x
  2. Step 2: Convert to fraction form
    36,100.63/54,131.12 = 11,133.75/x
  3. Step 3: Cross multiply
    36,100.63x = 54,131.12 × 11,133.75
  4. Step 4: Simplify right side
    36,100.63x = 602,682,357.30
  5. Step 5: Solve for x
    x = 602,682,357.30/36,100.63
  6. Step 6: Final answer
    x = 16,694.51

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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.