Home / 196,448.68-271,100.26-114,781.73

Finding the Fourth Proportional to 196,448.68, 271,100.26 and 114,781.73

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Solution

The fourth proportional to 196,448.68, 271,100.26 and 114,781.73 is: 158,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,448.68 : 271,100.26 = 114,781.73 : x
  2. Step 2: Convert to fraction form
    196,448.68/271,100.26 = 114,781.73/x
  3. Step 3: Cross multiply
    196,448.68x = 271,100.26 × 114,781.73
  4. Step 4: Simplify right side
    196,448.68x = 31,117,355,490.75
  5. Step 5: Solve for x
    x = 31,117,355,490.75/196,448.68
  6. Step 6: Final answer
    x = 158,399.41

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1.5x scale

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.