Home / 196,611.96-294,869.08-84,279.44

Finding the Fourth Proportional to 196,611.96, 294,869.08 and 84,279.44

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Solution

The fourth proportional to 196,611.96, 294,869.08 and 84,279.44 is: 126,398.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,611.96 : 294,869.08 = 84,279.44 : x
  2. Step 2: Convert to fraction form
    196,611.96/294,869.08 = 84,279.44/x
  3. Step 3: Cross multiply
    196,611.96x = 294,869.08 × 84,279.44
  4. Step 4: Simplify right side
    196,611.96x = 24,851,400,935.72
  5. Step 5: Solve for x
    x = 24,851,400,935.72/196,611.96
  6. Step 6: Final answer
    x = 126,398.22

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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.