Home / 167,540.84-231,208.14-91,059.95

Finding the Fourth Proportional to 167,540.84, 231,208.14 and 91,059.95

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Solution

The fourth proportional to 167,540.84, 231,208.14 and 91,059.95 is: 125,663.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,540.84 : 231,208.14 = 91,059.95 : x
  2. Step 2: Convert to fraction form
    167,540.84/231,208.14 = 91,059.95/x
  3. Step 3: Cross multiply
    167,540.84x = 231,208.14 × 91,059.95
  4. Step 4: Simplify right side
    167,540.84x = 21,053,800,774.73
  5. Step 5: Solve for x
    x = 21,053,800,774.73/167,540.84
  6. Step 6: Final answer
    x = 125,663.69

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1.5x scale

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.