Home / 196,480.69-294,277.93-137,579.32

Finding the Fourth Proportional to 196,480.69, 294,277.93 and 137,579.32

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Solution

The fourth proportional to 196,480.69, 294,277.93 and 137,579.32 is: 206,058.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,480.69 : 294,277.93 = 137,579.32 : x
  2. Step 2: Convert to fraction form
    196,480.69/294,277.93 = 137,579.32/x
  3. Step 3: Cross multiply
    196,480.69x = 294,277.93 × 137,579.32
  4. Step 4: Simplify right side
    196,480.69x = 40,486,557,500.41
  5. Step 5: Solve for x
    x = 40,486,557,500.41/196,480.69
  6. Step 6: Final answer
    x = 206,058.71

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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.