Home / 167,986.13-231,820.85-92,534.63

Finding the Fourth Proportional to 167,986.13, 231,820.85 and 92,534.63

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Solution

The fourth proportional to 167,986.13, 231,820.85 and 92,534.63 is: 127,697.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,986.13 : 231,820.85 = 92,534.63 : x
  2. Step 2: Convert to fraction form
    167,986.13/231,820.85 = 92,534.63/x
  3. Step 3: Cross multiply
    167,986.13x = 231,820.85 × 92,534.63
  4. Step 4: Simplify right side
    167,986.13x = 21,451,455,653.27
  5. Step 5: Solve for x
    x = 21,451,455,653.27/167,986.13
  6. Step 6: Final answer
    x = 127,697.78

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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.