Home / 190,439.54-285,676.62-50,198.16

Finding the Fourth Proportional to 190,439.54, 285,676.62 and 50,198.16

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Solution

The fourth proportional to 190,439.54, 285,676.62 and 50,198.16 is: 75,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,439.54 : 285,676.62 = 50,198.16 : x
  2. Step 2: Convert to fraction form
    190,439.54/285,676.62 = 50,198.16/x
  3. Step 3: Cross multiply
    190,439.54x = 285,676.62 × 50,198.16
  4. Step 4: Simplify right side
    190,439.54x = 14,340,440,679.02
  5. Step 5: Solve for x
    x = 14,340,440,679.02/190,439.54
  6. Step 6: Final answer
    x = 75,301.80

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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.