Home / 106,154.28-159,231.42-27,268.58

Finding the Fourth Proportional to 106,154.28, 159,231.42 and 27,268.58

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Solution

The fourth proportional to 106,154.28, 159,231.42 and 27,268.58 is: 40,902.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,154.28 : 159,231.42 = 27,268.58 : x
  2. Step 2: Convert to fraction form
    106,154.28/159,231.42 = 27,268.58/x
  3. Step 3: Cross multiply
    106,154.28x = 159,231.42 × 27,268.58
  4. Step 4: Simplify right side
    106,154.28x = 4,342,015,112.86
  5. Step 5: Solve for x
    x = 4,342,015,112.86/106,154.28
  6. Step 6: Final answer
    x = 40,902.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.