Home / 167,577.13-251,224-72,736.03

Finding the Fourth Proportional to 167,577.13, 251,224 and 72,736.03

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Solution

The fourth proportional to 167,577.13, 251,224 and 72,736.03 is: 109,042.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,577.13 : 251,224 = 72,736.03 : x
  2. Step 2: Convert to fraction form
    167,577.13/251,224 = 72,736.03/x
  3. Step 3: Cross multiply
    167,577.13x = 251,224 × 72,736.03
  4. Step 4: Simplify right side
    167,577.13x = 18,273,036,400.72
  5. Step 5: Solve for x
    x = 18,273,036,400.72/167,577.13
  6. Step 6: Final answer
    x = 109,042.54

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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.