Home / 196,776.01-271,571.79-120,339.82

Finding the Fourth Proportional to 196,776.01, 271,571.79 and 120,339.82

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Solution

The fourth proportional to 196,776.01, 271,571.79 and 120,339.82 is: 166,081.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,776.01 : 271,571.79 = 120,339.82 : x
  2. Step 2: Convert to fraction form
    196,776.01/271,571.79 = 120,339.82/x
  3. Step 3: Cross multiply
    196,776.01x = 271,571.79 × 120,339.82
  4. Step 4: Simplify right side
    196,776.01x = 32,680,900,325.68
  5. Step 5: Solve for x
    x = 32,680,900,325.68/196,776.01
  6. Step 6: Final answer
    x = 166,081.73

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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.