Home / 251,440.68-377,172.83-82,975.73

Finding the Fourth Proportional to 251,440.68, 377,172.83 and 82,975.73

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Solution

The fourth proportional to 251,440.68, 377,172.83 and 82,975.73 is: 124,467.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,440.68 : 377,172.83 = 82,975.73 : x
  2. Step 2: Convert to fraction form
    251,440.68/377,172.83 = 82,975.73/x
  3. Step 3: Cross multiply
    251,440.68x = 377,172.83 × 82,975.73
  4. Step 4: Simplify right side
    251,440.68x = 31,296,190,905.42
  5. Step 5: Solve for x
    x = 31,296,190,905.42/251,440.68
  6. Step 6: Final answer
    x = 124,467.49

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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.