Home / 49,741.37-74,604.69-18,144.03

Finding the Fourth Proportional to 49,741.37, 74,604.69 and 18,144.03

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Solution

The fourth proportional to 49,741.37, 74,604.69 and 18,144.03 is: 27,213.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,741.37 : 74,604.69 = 18,144.03 : x
  2. Step 2: Convert to fraction form
    49,741.37/74,604.69 = 18,144.03/x
  3. Step 3: Cross multiply
    49,741.37x = 74,604.69 × 18,144.03
  4. Step 4: Simplify right side
    49,741.37x = 1,353,629,733.50
  5. Step 5: Solve for x
    x = 1,353,629,733.50/49,741.37
  6. Step 6: Final answer
    x = 27,213.36

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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.