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Finding the Fourth Proportional to 37,804.51, 52,177.13 and 21,890.44

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Solution

The fourth proportional to 37,804.51, 52,177.13 and 21,890.44 is: 30,212.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,804.51 : 52,177.13 = 21,890.44 : x
  2. Step 2: Convert to fraction form
    37,804.51/52,177.13 = 21,890.44/x
  3. Step 3: Cross multiply
    37,804.51x = 52,177.13 × 21,890.44
  4. Step 4: Simplify right side
    37,804.51x = 1,142,180,333.64
  5. Step 5: Solve for x
    x = 1,142,180,333.64/37,804.51
  6. Step 6: Final answer
    x = 30,212.81

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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.