Home / 167,774.96-231,530.49-91,294.66

Finding the Fourth Proportional to 167,774.96, 231,530.49 and 91,294.66

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Solution

The fourth proportional to 167,774.96, 231,530.49 and 91,294.66 is: 125,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,774.96 : 231,530.49 = 91,294.66 : x
  2. Step 2: Convert to fraction form
    167,774.96/231,530.49 = 91,294.66/x
  3. Step 3: Cross multiply
    167,774.96x = 231,530.49 × 91,294.66
  4. Step 4: Simplify right side
    167,774.96x = 21,137,497,364.18
  5. Step 5: Solve for x
    x = 21,137,497,364.18/167,774.96
  6. Step 6: Final answer
    x = 125,987.20

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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.