Home / 196,857.10-295,285.65-136,495.90

Finding the Fourth Proportional to 196,857.10, 295,285.65 and 136,495.90

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Solution

The fourth proportional to 196,857.10, 295,285.65 and 136,495.90 is: 204,743.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,857.10 : 295,285.65 = 136,495.90 : x
  2. Step 2: Convert to fraction form
    196,857.10/295,285.65 = 136,495.90/x
  3. Step 3: Cross multiply
    196,857.10x = 295,285.65 × 136,495.90
  4. Step 4: Simplify right side
    196,857.10x = 40,305,280,553.84
  5. Step 5: Solve for x
    x = 40,305,280,553.84/196,857.10
  6. Step 6: Final answer
    x = 204,743.85

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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.