Home / 74,163.53-111,250.49-36,713.55

Finding the Fourth Proportional to 74,163.53, 111,250.49 and 36,713.55

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Solution

The fourth proportional to 74,163.53, 111,250.49 and 36,713.55 is: 55,072.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,163.53 : 111,250.49 = 36,713.55 : x
  2. Step 2: Convert to fraction form
    74,163.53/111,250.49 = 36,713.55/x
  3. Step 3: Cross multiply
    74,163.53x = 111,250.49 × 36,713.55
  4. Step 4: Simplify right side
    74,163.53x = 4,084,400,346.83
  5. Step 5: Solve for x
    x = 4,084,400,346.83/74,163.53
  6. Step 6: Final answer
    x = 55,072.89

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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.