Home / 196,201.46-270,749.85-111,323.18

Finding the Fourth Proportional to 196,201.46, 270,749.85 and 111,323.18

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Solution

The fourth proportional to 196,201.46, 270,749.85 and 111,323.18 is: 153,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,201.46 : 270,749.85 = 111,323.18 : x
  2. Step 2: Convert to fraction form
    196,201.46/270,749.85 = 111,323.18/x
  3. Step 3: Cross multiply
    196,201.46x = 270,749.85 × 111,323.18
  4. Step 4: Simplify right side
    196,201.46x = 30,140,734,286.52
  5. Step 5: Solve for x
    x = 30,140,734,286.52/196,201.46
  6. Step 6: Final answer
    x = 153,621.36

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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.