Home / 196,775.03-271,524.57-111,893.87

Finding the Fourth Proportional to 196,775.03, 271,524.57 and 111,893.87

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Solution

The fourth proportional to 196,775.03, 271,524.57 and 111,893.87 is: 154,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,775.03 : 271,524.57 = 111,893.87 : x
  2. Step 2: Convert to fraction form
    196,775.03/271,524.57 = 111,893.87/x
  3. Step 3: Cross multiply
    196,775.03x = 271,524.57 × 111,893.87
  4. Step 4: Simplify right side
    196,775.03x = 30,381,934,937.39
  5. Step 5: Solve for x
    x = 30,381,934,937.39/196,775.03
  6. Step 6: Final answer
    x = 154,399.34

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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.