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Finding the Fourth Proportional to 190,238.27, 285,369.71 and 63,873.41

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Solution

The fourth proportional to 190,238.27, 285,369.71 and 63,873.41 is: 95,814.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,238.27 : 285,369.71 = 63,873.41 : x
  2. Step 2: Convert to fraction form
    190,238.27/285,369.71 = 63,873.41/x
  3. Step 3: Cross multiply
    190,238.27x = 285,369.71 × 63,873.41
  4. Step 4: Simplify right side
    190,238.27x = 18,227,536,488.41
  5. Step 5: Solve for x
    x = 18,227,536,488.41/190,238.27
  6. Step 6: Final answer
    x = 95,814.25

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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.