Home / 196,309.44-270,908.31-111,427.92

Finding the Fourth Proportional to 196,309.44, 270,908.31 and 111,427.92

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Solution

The fourth proportional to 196,309.44, 270,908.31 and 111,427.92 is: 153,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,309.44 : 270,908.31 = 111,427.92 : x
  2. Step 2: Convert to fraction form
    196,309.44/270,908.31 = 111,427.92/x
  3. Step 3: Cross multiply
    196,309.44x = 270,908.31 × 111,427.92
  4. Step 4: Simplify right side
    196,309.44x = 30,186,749,494.02
  5. Step 5: Solve for x
    x = 30,186,749,494.02/196,309.44
  6. Step 6: Final answer
    x = 153,771.26

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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.