Home / 196,086.56-270,647.52-111,253.28

Finding the Fourth Proportional to 196,086.56, 270,647.52 and 111,253.28

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Solution

The fourth proportional to 196,086.56, 270,647.52 and 111,253.28 is: 153,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,086.56 : 270,647.52 = 111,253.28 : x
  2. Step 2: Convert to fraction form
    196,086.56/270,647.52 = 111,253.28/x
  3. Step 3: Cross multiply
    196,086.56x = 270,647.52 × 111,253.28
  4. Step 4: Simplify right side
    196,086.56x = 30,110,424,323.87
  5. Step 5: Solve for x
    x = 30,110,424,323.87/196,086.56
  6. Step 6: Final answer
    x = 153,556.80

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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.