Home / 167,534.20-231,198.98-91,053.30

Finding the Fourth Proportional to 167,534.20, 231,198.98 and 91,053.30

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Solution

The fourth proportional to 167,534.20, 231,198.98 and 91,053.30 is: 125,654.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,534.20 : 231,198.98 = 91,053.30 : x
  2. Step 2: Convert to fraction form
    167,534.20/231,198.98 = 91,053.30/x
  3. Step 3: Cross multiply
    167,534.20x = 231,198.98 × 91,053.30
  4. Step 4: Simplify right side
    167,534.20x = 21,051,430,085.63
  5. Step 5: Solve for x
    x = 21,051,430,085.63/167,534.20
  6. Step 6: Final answer
    x = 125,654.52

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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.