Home / 196,634.35-271,378.44-111,764.17

Finding the Fourth Proportional to 196,634.35, 271,378.44 and 111,764.17

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Solution

The fourth proportional to 196,634.35, 271,378.44 and 111,764.17 is: 154,247.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,634.35 : 271,378.44 = 111,764.17 : x
  2. Step 2: Convert to fraction form
    196,634.35/271,378.44 = 111,764.17/x
  3. Step 3: Cross multiply
    196,634.35x = 271,378.44 × 111,764.17
  4. Step 4: Simplify right side
    196,634.35x = 30,330,386,102.49
  5. Step 5: Solve for x
    x = 30,330,386,102.49/196,634.35
  6. Step 6: Final answer
    x = 154,247.65

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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.