Home / 300,103.37-414,096.66-172,754.36

Finding the Fourth Proportional to 300,103.37, 414,096.66 and 172,754.36

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Solution

The fourth proportional to 300,103.37, 414,096.66 and 172,754.36 is: 238,374.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,103.37 : 414,096.66 = 172,754.36 : x
  2. Step 2: Convert to fraction form
    300,103.37/414,096.66 = 172,754.36/x
  3. Step 3: Cross multiply
    300,103.37x = 414,096.66 × 172,754.36
  4. Step 4: Simplify right side
    300,103.37x = 71,537,003,476.44
  5. Step 5: Solve for x
    x = 71,537,003,476.44/300,103.37
  6. Step 6: Final answer
    x = 238,374.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.