Home / 220,074.44-330,135.42-70,262.24

Finding the Fourth Proportional to 220,074.44, 330,135.42 and 70,262.24

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Solution

The fourth proportional to 220,074.44, 330,135.42 and 70,262.24 is: 105,400.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,074.44 : 330,135.42 = 70,262.24 : x
  2. Step 2: Convert to fraction form
    220,074.44/330,135.42 = 70,262.24/x
  3. Step 3: Cross multiply
    220,074.44x = 330,135.42 × 70,262.24
  4. Step 4: Simplify right side
    220,074.44x = 23,196,054,112.54
  5. Step 5: Solve for x
    x = 23,196,054,112.54/220,074.44
  6. Step 6: Final answer
    x = 105,400.95

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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.