Home / 167,985.72-231,820.92-92,534.04

Finding the Fourth Proportional to 167,985.72, 231,820.92 and 92,534.04

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Solution

The fourth proportional to 167,985.72, 231,820.92 and 92,534.04 is: 127,697.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,985.72 : 231,820.92 = 92,534.04 : x
  2. Step 2: Convert to fraction form
    167,985.72/231,820.92 = 92,534.04/x
  3. Step 3: Cross multiply
    167,985.72x = 231,820.92 × 92,534.04
  4. Step 4: Simplify right side
    167,985.72x = 21,451,326,284.12
  5. Step 5: Solve for x
    x = 21,451,326,284.12/167,985.72
  6. Step 6: Final answer
    x = 127,697.32

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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.