Home / 196,129.63-294,194.44-137,080.63

Finding the Fourth Proportional to 196,129.63, 294,194.44 and 137,080.63

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Solution

The fourth proportional to 196,129.63, 294,194.44 and 137,080.63 is: 205,620.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,129.63 : 294,194.44 = 137,080.63 : x
  2. Step 2: Convert to fraction form
    196,129.63/294,194.44 = 137,080.63/x
  3. Step 3: Cross multiply
    196,129.63x = 294,194.44 × 137,080.63
  4. Step 4: Simplify right side
    196,129.63x = 40,328,359,177.70
  5. Step 5: Solve for x
    x = 40,328,359,177.70/196,129.63
  6. Step 6: Final answer
    x = 205,620.94

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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.