Home / 49,224.80-73,837.20-18,072.20

Finding the Fourth Proportional to 49,224.80, 73,837.20 and 18,072.20

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Solution

The fourth proportional to 49,224.80, 73,837.20 and 18,072.20 is: 27,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,224.80 : 73,837.20 = 18,072.20 : x
  2. Step 2: Convert to fraction form
    49,224.80/73,837.20 = 18,072.20/x
  3. Step 3: Cross multiply
    49,224.80x = 73,837.20 × 18,072.20
  4. Step 4: Simplify right side
    49,224.80x = 1,334,400,645.84
  5. Step 5: Solve for x
    x = 1,334,400,645.84/49,224.80
  6. Step 6: Final answer
    x = 27,108.30

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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.