Home / 335,743.75-503,615.70-111,043.90

Finding the Fourth Proportional to 335,743.75, 503,615.70 and 111,043.90

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Solution

The fourth proportional to 335,743.75, 503,615.70 and 111,043.90 is: 166,565.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,743.75 : 503,615.70 = 111,043.90 : x
  2. Step 2: Convert to fraction form
    335,743.75/503,615.70 = 111,043.90/x
  3. Step 3: Cross multiply
    335,743.75x = 503,615.70 × 111,043.90
  4. Step 4: Simplify right side
    335,743.75x = 55,923,451,429.23
  5. Step 5: Solve for x
    x = 55,923,451,429.23/335,743.75
  6. Step 6: Final answer
    x = 166,565.87

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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.