Home / 196,364.41-270,983.14-111,481.47

Finding the Fourth Proportional to 196,364.41, 270,983.14 and 111,481.47

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Solution

The fourth proportional to 196,364.41, 270,983.14 and 111,481.47 is: 153,844.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,364.41 : 270,983.14 = 111,481.47 : x
  2. Step 2: Convert to fraction form
    196,364.41/270,983.14 = 111,481.47/x
  3. Step 3: Cross multiply
    196,364.41x = 270,983.14 × 111,481.47
  4. Step 4: Simplify right side
    196,364.41x = 30,209,598,939.40
  5. Step 5: Solve for x
    x = 30,209,598,939.40/196,364.41
  6. Step 6: Final answer
    x = 153,844.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.