Home / 236,211.78-353,923.23-165,965.34

Finding the Fourth Proportional to 236,211.78, 353,923.23 and 165,965.34

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Solution

The fourth proportional to 236,211.78, 353,923.23 and 165,965.34 is: 248,670.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,211.78 : 353,923.23 = 165,965.34 : x
  2. Step 2: Convert to fraction form
    236,211.78/353,923.23 = 165,965.34/x
  3. Step 3: Cross multiply
    236,211.78x = 353,923.23 × 165,965.34
  4. Step 4: Simplify right side
    236,211.78x = 58,738,989,200.85
  5. Step 5: Solve for x
    x = 58,738,989,200.85/236,211.78
  6. Step 6: Final answer
    x = 248,670.87

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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.