Home / 288,735.14-433,176.42-120,199.52

Finding the Fourth Proportional to 288,735.14, 433,176.42 and 120,199.52

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Solution

The fourth proportional to 288,735.14, 433,176.42 and 120,199.52 is: 180,329.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,735.14 : 433,176.42 = 120,199.52 : x
  2. Step 2: Convert to fraction form
    288,735.14/433,176.42 = 120,199.52/x
  3. Step 3: Cross multiply
    288,735.14x = 433,176.42 × 120,199.52
  4. Step 4: Simplify right side
    288,735.14x = 52,067,597,759.32
  5. Step 5: Solve for x
    x = 52,067,597,759.32/288,735.14
  6. Step 6: Final answer
    x = 180,329.97

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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.