Home / 196,546.40-294,819.60-133,560.80

Finding the Fourth Proportional to 196,546.40, 294,819.60 and 133,560.80

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Solution

The fourth proportional to 196,546.40, 294,819.60 and 133,560.80 is: 200,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,546.40 : 294,819.60 = 133,560.80 : x
  2. Step 2: Convert to fraction form
    196,546.40/294,819.60 = 133,560.80/x
  3. Step 3: Cross multiply
    196,546.40x = 294,819.60 × 133,560.80
  4. Step 4: Simplify right side
    196,546.40x = 39,376,341,631.68
  5. Step 5: Solve for x
    x = 39,376,341,631.68/196,546.40
  6. Step 6: Final answer
    x = 200,341.20

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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.