Home / 120,922.92-166,860.94-67,199.27

Finding the Fourth Proportional to 120,922.92, 166,860.94 and 67,199.27

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Solution

The fourth proportional to 120,922.92, 166,860.94 and 67,199.27 is: 92,727.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,922.92 : 166,860.94 = 67,199.27 : x
  2. Step 2: Convert to fraction form
    120,922.92/166,860.94 = 67,199.27/x
  3. Step 3: Cross multiply
    120,922.92x = 166,860.94 × 67,199.27
  4. Step 4: Simplify right side
    120,922.92x = 11,212,933,359.51
  5. Step 5: Solve for x
    x = 11,212,933,359.51/120,922.92
  6. Step 6: Final answer
    x = 92,727.94

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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.