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Finding the Fourth Proportional to 57,032, 78,738.72 and 37,194.56

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Solution

The fourth proportional to 57,032, 78,738.72 and 37,194.56 is: 51,351.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,032 : 78,738.72 = 37,194.56 : x
  2. Step 2: Convert to fraction form
    57,032/78,738.72 = 37,194.56/x
  3. Step 3: Cross multiply
    57,032x = 78,738.72 × 37,194.56
  4. Step 4: Simplify right side
    57,032x = 2,928,652,045.36
  5. Step 5: Solve for x
    x = 2,928,652,045.36/57,032
  6. Step 6: Final answer
    x = 51,351.03

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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.