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Finding the Fourth Proportional to 41,959.94, 62,924.92 and 13,874.81

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Solution

The fourth proportional to 41,959.94, 62,924.92 and 13,874.81 is: 20,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,959.94 : 62,924.92 = 13,874.81 : x
  2. Step 2: Convert to fraction form
    41,959.94/62,924.92 = 13,874.81/x
  3. Step 3: Cross multiply
    41,959.94x = 62,924.92 × 13,874.81
  4. Step 4: Simplify right side
    41,959.94x = 873,071,309.27
  5. Step 5: Solve for x
    x = 873,071,309.27/41,959.94
  6. Step 6: Final answer
    x = 20,807.26

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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.