Home / 150,185.20-207,255.60-93,596.80

Finding the Fourth Proportional to 150,185.20, 207,255.60 and 93,596.80

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Solution

The fourth proportional to 150,185.20, 207,255.60 and 93,596.80 is: 129,163.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,185.20 : 207,255.60 = 93,596.80 : x
  2. Step 2: Convert to fraction form
    150,185.20/207,255.60 = 93,596.80/x
  3. Step 3: Cross multiply
    150,185.20x = 207,255.60 × 93,596.80
  4. Step 4: Simplify right side
    150,185.20x = 19,398,460,942.08
  5. Step 5: Solve for x
    x = 19,398,460,942.08/150,185.20
  6. Step 6: Final answer
    x = 129,163.60

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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.