Home / 123,982.58-171,096.07-67,393.95

Finding the Fourth Proportional to 123,982.58, 171,096.07 and 67,393.95

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Solution

The fourth proportional to 123,982.58, 171,096.07 and 67,393.95 is: 93,003.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,982.58 : 171,096.07 = 67,393.95 : x
  2. Step 2: Convert to fraction form
    123,982.58/171,096.07 = 67,393.95/x
  3. Step 3: Cross multiply
    123,982.58x = 171,096.07 × 67,393.95
  4. Step 4: Simplify right side
    123,982.58x = 11,530,839,818.29
  5. Step 5: Solve for x
    x = 11,530,839,818.29/123,982.58
  6. Step 6: Final answer
    x = 93,003.71

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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.