Home / 196,680.44-271,378.32-114,992.96

Finding the Fourth Proportional to 196,680.44, 271,378.32 and 114,992.96

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Solution

The fourth proportional to 196,680.44, 271,378.32 and 114,992.96 is: 158,666.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,680.44 : 271,378.32 = 114,992.96 : x
  2. Step 2: Convert to fraction form
    196,680.44/271,378.32 = 114,992.96/x
  3. Step 3: Cross multiply
    196,680.44x = 271,378.32 × 114,992.96
  4. Step 4: Simplify right side
    196,680.44x = 31,206,594,939.74
  5. Step 5: Solve for x
    x = 31,206,594,939.74/196,680.44
  6. Step 6: Final answer
    x = 158,666.49

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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.