Home / 196,137.12-294,206.28-53,984.28

Finding the Fourth Proportional to 196,137.12, 294,206.28 and 53,984.28

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Solution

The fourth proportional to 196,137.12, 294,206.28 and 53,984.28 is: 80,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,137.12 : 294,206.28 = 53,984.28 : x
  2. Step 2: Convert to fraction form
    196,137.12/294,206.28 = 53,984.28/x
  3. Step 3: Cross multiply
    196,137.12x = 294,206.28 × 53,984.28
  4. Step 4: Simplify right side
    196,137.12x = 15,882,514,197.28
  5. Step 5: Solve for x
    x = 15,882,514,197.28/196,137.12
  6. Step 6: Final answer
    x = 80,976.59

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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.