Home / 203,147.58-302,576.46-192,478.66

Finding the Fourth Proportional to 203,147.58, 302,576.46 and 192,478.66

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Solution

The fourth proportional to 203,147.58, 302,576.46 and 192,478.66 is: 286,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,147.58 : 302,576.46 = 192,478.66 : x
  2. Step 2: Convert to fraction form
    203,147.58/302,576.46 = 192,478.66/x
  3. Step 3: Cross multiply
    203,147.58x = 302,576.46 × 192,478.66
  4. Step 4: Simplify right side
    203,147.58x = 58,239,511,568.34
  5. Step 5: Solve for x
    x = 58,239,511,568.34/203,147.58
  6. Step 6: Final answer
    x = 286,685.73

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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.