Home / 120,268.58-180,400.94-41,383.49

Finding the Fourth Proportional to 120,268.58, 180,400.94 and 41,383.49

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Solution

The fourth proportional to 120,268.58, 180,400.94 and 41,383.49 is: 62,074.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,268.58 : 180,400.94 = 41,383.49 : x
  2. Step 2: Convert to fraction form
    120,268.58/180,400.94 = 41,383.49/x
  3. Step 3: Cross multiply
    120,268.58x = 180,400.94 × 41,383.49
  4. Step 4: Simplify right side
    120,268.58x = 7,465,620,289.56
  5. Step 5: Solve for x
    x = 7,465,620,289.56/120,268.58
  6. Step 6: Final answer
    x = 62,074.57

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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.