Home / 50,199.98-75,302.50-12,760.42

Finding the Fourth Proportional to 50,199.98, 75,302.50 and 12,760.42

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Solution

The fourth proportional to 50,199.98, 75,302.50 and 12,760.42 is: 19,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,199.98 : 75,302.50 = 12,760.42 : x
  2. Step 2: Convert to fraction form
    50,199.98/75,302.50 = 12,760.42/x
  3. Step 3: Cross multiply
    50,199.98x = 75,302.50 × 12,760.42
  4. Step 4: Simplify right side
    50,199.98x = 960,891,527.05
  5. Step 5: Solve for x
    x = 960,891,527.05/50,199.98
  6. Step 6: Final answer
    x = 19,141.27

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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.