Home / 167,558.08-231,230.40-92,107.04

Finding the Fourth Proportional to 167,558.08, 231,230.40 and 92,107.04

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Solution

The fourth proportional to 167,558.08, 231,230.40 and 92,107.04 is: 127,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,558.08 : 231,230.40 = 92,107.04 : x
  2. Step 2: Convert to fraction form
    167,558.08/231,230.40 = 92,107.04/x
  3. Step 3: Cross multiply
    167,558.08x = 231,230.40 × 92,107.04
  4. Step 4: Simplify right side
    167,558.08x = 21,297,947,702.02
  5. Step 5: Solve for x
    x = 21,297,947,702.02/167,558.08
  6. Step 6: Final answer
    x = 127,107.85

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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.