Home / 196,930.86-271,798.62-114,133.31

Finding the Fourth Proportional to 196,930.86, 271,798.62 and 114,133.31

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Solution

The fourth proportional to 196,930.86, 271,798.62 and 114,133.31 is: 157,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,930.86 : 271,798.62 = 114,133.31 : x
  2. Step 2: Convert to fraction form
    196,930.86/271,798.62 = 114,133.31/x
  3. Step 3: Cross multiply
    196,930.86x = 271,798.62 × 114,133.31
  4. Step 4: Simplify right side
    196,930.86x = 31,021,274,795.04
  5. Step 5: Solve for x
    x = 31,021,274,795.04/196,930.86
  6. Step 6: Final answer
    x = 157,523.69

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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.