Home / 221,923.44-306,232.38-126,424.44

Finding the Fourth Proportional to 221,923.44, 306,232.38 and 126,424.44

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Solution

The fourth proportional to 221,923.44, 306,232.38 and 126,424.44 is: 174,453.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,923.44 : 306,232.38 = 126,424.44 : x
  2. Step 2: Convert to fraction form
    221,923.44/306,232.38 = 126,424.44/x
  3. Step 3: Cross multiply
    221,923.44x = 306,232.38 × 126,424.44
  4. Step 4: Simplify right side
    221,923.44x = 38,715,257,151.37
  5. Step 5: Solve for x
    x = 38,715,257,151.37/221,923.44
  6. Step 6: Final answer
    x = 174,453.21

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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.