Home / 196,834.50-271,630.13-111,951.46

Finding the Fourth Proportional to 196,834.50, 271,630.13 and 111,951.46

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Solution

The fourth proportional to 196,834.50, 271,630.13 and 111,951.46 is: 154,492.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,834.50 : 271,630.13 = 111,951.46 : x
  2. Step 2: Convert to fraction form
    196,834.50/271,630.13 = 111,951.46/x
  3. Step 3: Cross multiply
    196,834.50x = 271,630.13 × 111,951.46
  4. Step 4: Simplify right side
    196,834.50x = 30,409,389,633.49
  5. Step 5: Solve for x
    x = 30,409,389,633.49/196,834.50
  6. Step 6: Final answer
    x = 154,492.17

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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.