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Finding the Fourth Proportional to 105,759.26, 158,559.99 and 63,629.47

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Solution

The fourth proportional to 105,759.26, 158,559.99 and 63,629.47 is: 95,396.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,759.26 : 158,559.99 = 63,629.47 : x
  2. Step 2: Convert to fraction form
    105,759.26/158,559.99 = 63,629.47/x
  3. Step 3: Cross multiply
    105,759.26x = 158,559.99 × 63,629.47
  4. Step 4: Simplify right side
    105,759.26x = 10,089,087,571.43
  5. Step 5: Solve for x
    x = 10,089,087,571.43/105,759.26
  6. Step 6: Final answer
    x = 95,396.73

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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.