Home / 167,751.90-231,495.84-91,273.32

Finding the Fourth Proportional to 167,751.90, 231,495.84 and 91,273.32

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Solution

The fourth proportional to 167,751.90, 231,495.84 and 91,273.32 is: 125,956.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,751.90 : 231,495.84 = 91,273.32 : x
  2. Step 2: Convert to fraction form
    167,751.90/231,495.84 = 91,273.32/x
  3. Step 3: Cross multiply
    167,751.90x = 231,495.84 × 91,273.32
  4. Step 4: Simplify right side
    167,751.90x = 21,129,393,882.99
  5. Step 5: Solve for x
    x = 21,129,393,882.99/167,751.90
  6. Step 6: Final answer
    x = 125,956.21

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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.