Home / 196,469.44-271,160.60-115,916.96

Finding the Fourth Proportional to 196,469.44, 271,160.60 and 115,916.96

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Solution

The fourth proportional to 196,469.44, 271,160.60 and 115,916.96 is: 159,984.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,469.44 : 271,160.60 = 115,916.96 : x
  2. Step 2: Convert to fraction form
    196,469.44/271,160.60 = 115,916.96/x
  3. Step 3: Cross multiply
    196,469.44x = 271,160.60 × 115,916.96
  4. Step 4: Simplify right side
    196,469.44x = 31,432,112,423.78
  5. Step 5: Solve for x
    x = 31,432,112,423.78/196,469.44
  6. Step 6: Final answer
    x = 159,984.74

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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.