Home / 196,817.76-271,581.12-111,925.44

Finding the Fourth Proportional to 196,817.76, 271,581.12 and 111,925.44

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Solution

The fourth proportional to 196,817.76, 271,581.12 and 111,925.44 is: 154,441.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,817.76 : 271,581.12 = 111,925.44 : x
  2. Step 2: Convert to fraction form
    196,817.76/271,581.12 = 111,925.44/x
  3. Step 3: Cross multiply
    196,817.76x = 271,581.12 × 111,925.44
  4. Step 4: Simplify right side
    196,817.76x = 30,396,836,351.69
  5. Step 5: Solve for x
    x = 30,396,836,351.69/196,817.76
  6. Step 6: Final answer
    x = 154,441.53

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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.