Home / 207,623.70-311,435.55-166,151.70

Finding the Fourth Proportional to 207,623.70, 311,435.55 and 166,151.70

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Solution

The fourth proportional to 207,623.70, 311,435.55 and 166,151.70 is: 249,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,623.70 : 311,435.55 = 166,151.70 : x
  2. Step 2: Convert to fraction form
    207,623.70/311,435.55 = 166,151.70/x
  3. Step 3: Cross multiply
    207,623.70x = 311,435.55 × 166,151.70
  4. Step 4: Simplify right side
    207,623.70x = 51,745,546,072.94
  5. Step 5: Solve for x
    x = 51,745,546,072.94/207,623.70
  6. Step 6: Final answer
    x = 249,227.55

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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.