Home / 201,523.44-278,073-120,933.84

Finding the Fourth Proportional to 201,523.44, 278,073 and 120,933.84

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Solution

The fourth proportional to 201,523.44, 278,073 and 120,933.84 is: 166,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,523.44 : 278,073 = 120,933.84 : x
  2. Step 2: Convert to fraction form
    201,523.44/278,073 = 120,933.84/x
  3. Step 3: Cross multiply
    201,523.44x = 278,073 × 120,933.84
  4. Step 4: Simplify right side
    201,523.44x = 33,628,435,690.32
  5. Step 5: Solve for x
    x = 33,628,435,690.32/201,523.44
  6. Step 6: Final answer
    x = 166,871.09

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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.