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Finding the Fourth Proportional to 75,408.41, 113,112.52 and 19,248.52

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Solution

The fourth proportional to 75,408.41, 113,112.52 and 19,248.52 is: 28,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,408.41 : 113,112.52 = 19,248.52 : x
  2. Step 2: Convert to fraction form
    75,408.41/113,112.52 = 19,248.52/x
  3. Step 3: Cross multiply
    75,408.41x = 113,112.52 × 19,248.52
  4. Step 4: Simplify right side
    75,408.41x = 2,177,248,603.47
  5. Step 5: Solve for x
    x = 2,177,248,603.47/75,408.41
  6. Step 6: Final answer
    x = 28,872.76

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