Home / 196,633.85-271,377.75-111,763.67

Finding the Fourth Proportional to 196,633.85, 271,377.75 and 111,763.67

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Solution

The fourth proportional to 196,633.85, 271,377.75 and 111,763.67 is: 154,246.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,633.85 : 271,377.75 = 111,763.67 : x
  2. Step 2: Convert to fraction form
    196,633.85/271,377.75 = 111,763.67/x
  3. Step 3: Cross multiply
    196,633.85x = 271,377.75 × 111,763.67
  4. Step 4: Simplify right side
    196,633.85x = 30,330,171,939.45
  5. Step 5: Solve for x
    x = 30,330,171,939.45/196,633.85
  6. Step 6: Final answer
    x = 154,246.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.