Home / 196,127.38-294,191.07-137,078.38

Finding the Fourth Proportional to 196,127.38, 294,191.07 and 137,078.38

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Solution

The fourth proportional to 196,127.38, 294,191.07 and 137,078.38 is: 205,617.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,127.38 : 294,191.07 = 137,078.38 : x
  2. Step 2: Convert to fraction form
    196,127.38/294,191.07 = 137,078.38/x
  3. Step 3: Cross multiply
    196,127.38x = 294,191.07 × 137,078.38
  4. Step 4: Simplify right side
    196,127.38x = 40,327,234,550.59
  5. Step 5: Solve for x
    x = 40,327,234,550.59/196,127.38
  6. Step 6: Final answer
    x = 205,617.57

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1.5x scale

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.