Home / 196,982.28-294,999.94-112,486.62

Finding the Fourth Proportional to 196,982.28, 294,999.94 and 112,486.62

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Solution

The fourth proportional to 196,982.28, 294,999.94 and 112,486.62 is: 168,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,982.28 : 294,999.94 = 112,486.62 : x
  2. Step 2: Convert to fraction form
    196,982.28/294,999.94 = 112,486.62/x
  3. Step 3: Cross multiply
    196,982.28x = 294,999.94 × 112,486.62
  4. Step 4: Simplify right side
    196,982.28x = 33,183,546,150.80
  5. Step 5: Solve for x
    x = 33,183,546,150.80/196,982.28
  6. Step 6: Final answer
    x = 168,459.55

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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.