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Finding the Fourth Proportional to 36,994.41, 51,051.51 and 20,227.41

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Solution

The fourth proportional to 36,994.41, 51,051.51 and 20,227.41 is: 27,913.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,994.41 : 51,051.51 = 20,227.41 : x
  2. Step 2: Convert to fraction form
    36,994.41/51,051.51 = 20,227.41/x
  3. Step 3: Cross multiply
    36,994.41x = 51,051.51 × 20,227.41
  4. Step 4: Simplify right side
    36,994.41x = 1,032,639,823.89
  5. Step 5: Solve for x
    x = 1,032,639,823.89/36,994.41
  6. Step 6: Final answer
    x = 27,913.40

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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.