Home / 196,480.27-271,142.77-107,056.27

Finding the Fourth Proportional to 196,480.27, 271,142.77 and 107,056.27

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Solution

The fourth proportional to 196,480.27, 271,142.77 and 107,056.27 is: 147,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,480.27 : 271,142.77 = 107,056.27 : x
  2. Step 2: Convert to fraction form
    196,480.27/271,142.77 = 107,056.27/x
  3. Step 3: Cross multiply
    196,480.27x = 271,142.77 × 107,056.27
  4. Step 4: Simplify right side
    196,480.27x = 29,027,532,039.41
  5. Step 5: Solve for x
    x = 29,027,532,039.41/196,480.27
  6. Step 6: Final answer
    x = 147,737.65

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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.