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Finding the Fourth Proportional to 37,291.33, 51,462.21 and 21,376.72

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Solution

The fourth proportional to 37,291.33, 51,462.21 and 21,376.72 is: 29,499.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,291.33 : 51,462.21 = 21,376.72 : x
  2. Step 2: Convert to fraction form
    37,291.33/51,462.21 = 21,376.72/x
  3. Step 3: Cross multiply
    37,291.33x = 51,462.21 × 21,376.72
  4. Step 4: Simplify right side
    37,291.33x = 1,100,093,253.75
  5. Step 5: Solve for x
    x = 1,100,093,253.75/37,291.33
  6. Step 6: Final answer
    x = 29,499.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.