Home / 335,738.76-503,608.20-111,038.90

Finding the Fourth Proportional to 335,738.76, 503,608.20 and 111,038.90

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Solution

The fourth proportional to 335,738.76, 503,608.20 and 111,038.90 is: 166,558.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,738.76 : 503,608.20 = 111,038.90 : x
  2. Step 2: Convert to fraction form
    335,738.76/503,608.20 = 111,038.90/x
  3. Step 3: Cross multiply
    335,738.76x = 503,608.20 × 111,038.90
  4. Step 4: Simplify right side
    335,738.76x = 55,920,100,558.98
  5. Step 5: Solve for x
    x = 55,920,100,558.98/335,738.76
  6. Step 6: Final answer
    x = 166,558.37

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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.