Home / 196,687.04-294,691.57-154,835.15

Finding the Fourth Proportional to 196,687.04, 294,691.57 and 154,835.15

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Solution

The fourth proportional to 196,687.04, 294,691.57 and 154,835.15 is: 231,985.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,687.04 : 294,691.57 = 154,835.15 : x
  2. Step 2: Convert to fraction form
    196,687.04/294,691.57 = 154,835.15/x
  3. Step 3: Cross multiply
    196,687.04x = 294,691.57 × 154,835.15
  4. Step 4: Simplify right side
    196,687.04x = 45,628,611,584.14
  5. Step 5: Solve for x
    x = 45,628,611,584.14/196,687.04
  6. Step 6: Final answer
    x = 231,985.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.