Home / 120,755.14-166,634.62-67,036.95

Finding the Fourth Proportional to 120,755.14, 166,634.62 and 67,036.95

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Solution

The fourth proportional to 120,755.14, 166,634.62 and 67,036.95 is: 92,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,755.14 : 166,634.62 = 67,036.95 : x
  2. Step 2: Convert to fraction form
    120,755.14/166,634.62 = 67,036.95/x
  3. Step 3: Cross multiply
    120,755.14x = 166,634.62 × 67,036.95
  4. Step 4: Simplify right side
    120,755.14x = 11,170,676,521.62
  5. Step 5: Solve for x
    x = 11,170,676,521.62/120,755.14
  6. Step 6: Final answer
    x = 92,506.84

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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.