Home / 161,067.94-222,277.29-89,446.90

Finding the Fourth Proportional to 161,067.94, 222,277.29 and 89,446.90

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Solution

The fourth proportional to 161,067.94, 222,277.29 and 89,446.90 is: 123,438.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,067.94 : 222,277.29 = 89,446.90 : x
  2. Step 2: Convert to fraction form
    161,067.94/222,277.29 = 89,446.90/x
  3. Step 3: Cross multiply
    161,067.94x = 222,277.29 × 89,446.90
  4. Step 4: Simplify right side
    161,067.94x = 19,882,014,530.90
  5. Step 5: Solve for x
    x = 19,882,014,530.90/161,067.94
  6. Step 6: Final answer
    x = 123,438.68

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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.