Home / 167,600.08-231,061.72-113,791.68

Finding the Fourth Proportional to 167,600.08, 231,061.72 and 113,791.68

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Solution

The fourth proportional to 167,600.08, 231,061.72 and 113,791.68 is: 156,878.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,600.08 : 231,061.72 = 113,791.68 : x
  2. Step 2: Convert to fraction form
    167,600.08/231,061.72 = 113,791.68/x
  3. Step 3: Cross multiply
    167,600.08x = 231,061.72 × 113,791.68
  4. Step 4: Simplify right side
    167,600.08x = 26,292,901,302.49
  5. Step 5: Solve for x
    x = 26,292,901,302.49/167,600.08
  6. Step 6: Final answer
    x = 156,878.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.