Home / 131,173.44-196,839-46,926.96

Finding the Fourth Proportional to 131,173.44, 196,839 and 46,926.96

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Solution

The fourth proportional to 131,173.44, 196,839 and 46,926.96 is: 70,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,173.44 : 196,839 = 46,926.96 : x
  2. Step 2: Convert to fraction form
    131,173.44/196,839 = 46,926.96/x
  3. Step 3: Cross multiply
    131,173.44x = 196,839 × 46,926.96
  4. Step 4: Simplify right side
    131,173.44x = 9,237,055,879.44
  5. Step 5: Solve for x
    x = 9,237,055,879.44/131,173.44
  6. Step 6: Final answer
    x = 70,418.64

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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.