Home / 207,964.68-311,944.26-50,192.40

Finding the Fourth Proportional to 207,964.68, 311,944.26 and 50,192.40

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Solution

The fourth proportional to 207,964.68, 311,944.26 and 50,192.40 is: 75,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,964.68 : 311,944.26 = 50,192.40 : x
  2. Step 2: Convert to fraction form
    207,964.68/311,944.26 = 50,192.40/x
  3. Step 3: Cross multiply
    207,964.68x = 311,944.26 × 50,192.40
  4. Step 4: Simplify right side
    207,964.68x = 15,657,231,075.62
  5. Step 5: Solve for x
    x = 15,657,231,075.62/207,964.68
  6. Step 6: Final answer
    x = 75,287.93

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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.