Home / 208,534.97-311,276.35-179,141.69

Finding the Fourth Proportional to 208,534.97, 311,276.35 and 179,141.69

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Solution

The fourth proportional to 208,534.97, 311,276.35 and 179,141.69 is: 267,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,534.97 : 311,276.35 = 179,141.69 : x
  2. Step 2: Convert to fraction form
    208,534.97/311,276.35 = 179,141.69/x
  3. Step 3: Cross multiply
    208,534.97x = 311,276.35 × 179,141.69
  4. Step 4: Simplify right side
    208,534.97x = 55,762,571,396.03
  5. Step 5: Solve for x
    x = 55,762,571,396.03/208,534.97
  6. Step 6: Final answer
    x = 267,401.54

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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.