Home / 196,763.93-271,532.97-111,881

Finding the Fourth Proportional to 196,763.93, 271,532.97 and 111,881

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Solution

The fourth proportional to 196,763.93, 271,532.97 and 111,881 is: 154,395.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,763.93 : 271,532.97 = 111,881 : x
  2. Step 2: Convert to fraction form
    196,763.93/271,532.97 = 111,881/x
  3. Step 3: Cross multiply
    196,763.93x = 271,532.97 × 111,881
  4. Step 4: Simplify right side
    196,763.93x = 30,379,380,216.57
  5. Step 5: Solve for x
    x = 30,379,380,216.57/196,763.93
  6. Step 6: Final answer
    x = 154,395.07

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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.