Home / 208,533.97-311,274.86-179,140.69

Finding the Fourth Proportional to 208,533.97, 311,274.86 and 179,140.69

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Solution

The fourth proportional to 208,533.97, 311,274.86 and 179,140.69 is: 267,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,533.97 : 311,274.86 = 179,140.69 : x
  2. Step 2: Convert to fraction form
    208,533.97/311,274.86 = 179,140.69/x
  3. Step 3: Cross multiply
    208,533.97x = 311,274.86 × 179,140.69
  4. Step 4: Simplify right side
    208,533.97x = 55,761,993,200.05
  5. Step 5: Solve for x
    x = 55,761,993,200.05/208,533.97
  6. Step 6: Final answer
    x = 267,400.05

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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.