Home / 196,538.76-294,857.82-84,162.60

Finding the Fourth Proportional to 196,538.76, 294,857.82 and 84,162.60

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Solution

The fourth proportional to 196,538.76, 294,857.82 and 84,162.60 is: 126,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,538.76 : 294,857.82 = 84,162.60 : x
  2. Step 2: Convert to fraction form
    196,538.76/294,857.82 = 84,162.60/x
  3. Step 3: Cross multiply
    196,538.76x = 294,857.82 × 84,162.60
  4. Step 4: Simplify right side
    196,538.76x = 24,816,000,761.53
  5. Step 5: Solve for x
    x = 24,816,000,761.53/196,538.76
  6. Step 6: Final answer
    x = 126,265.17

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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.