Home / 196,136.19-294,204.29-137,087.19

Finding the Fourth Proportional to 196,136.19, 294,204.29 and 137,087.19

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Solution

The fourth proportional to 196,136.19, 294,204.29 and 137,087.19 is: 205,630.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,136.19 : 294,204.29 = 137,087.19 : x
  2. Step 2: Convert to fraction form
    196,136.19/294,204.29 = 137,087.19/x
  3. Step 3: Cross multiply
    196,136.19x = 294,204.29 × 137,087.19
  4. Step 4: Simplify right side
    196,136.19x = 40,331,638,716.61
  5. Step 5: Solve for x
    x = 40,331,638,716.61/196,136.19
  6. Step 6: Final answer
    x = 205,630.79

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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.