Home / 207,951.05-311,926.65-50,179.50

Finding the Fourth Proportional to 207,951.05, 311,926.65 and 50,179.50

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Solution

The fourth proportional to 207,951.05, 311,926.65 and 50,179.50 is: 75,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,951.05 : 311,926.65 = 50,179.50 : x
  2. Step 2: Convert to fraction form
    207,951.05/311,926.65 = 50,179.50/x
  3. Step 3: Cross multiply
    207,951.05x = 311,926.65 × 50,179.50
  4. Step 4: Simplify right side
    207,951.05x = 15,652,323,145.50
  5. Step 5: Solve for x
    x = 15,652,323,145.50/207,951.05
  6. Step 6: Final answer
    x = 75,269.27

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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.