Home / 208,533.72-311,274.49-179,140.44

Finding the Fourth Proportional to 208,533.72, 311,274.49 and 179,140.44

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Solution

The fourth proportional to 208,533.72, 311,274.49 and 179,140.44 is: 267,399.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,533.72 : 311,274.49 = 179,140.44 : x
  2. Step 2: Convert to fraction form
    208,533.72/311,274.49 = 179,140.44/x
  3. Step 3: Cross multiply
    208,533.72x = 311,274.49 × 179,140.44
  4. Step 4: Simplify right side
    208,533.72x = 55,761,848,651.52
  5. Step 5: Solve for x
    x = 55,761,848,651.52/208,533.72
  6. Step 6: Final answer
    x = 267,399.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.