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Finding the Fourth Proportional to 57,272.36, 79,038.57 and 35,774.84

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Solution

The fourth proportional to 57,272.36, 79,038.57 and 35,774.84 is: 49,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,272.36 : 79,038.57 = 35,774.84 : x
  2. Step 2: Convert to fraction form
    57,272.36/79,038.57 = 35,774.84/x
  3. Step 3: Cross multiply
    57,272.36x = 79,038.57 × 35,774.84
  4. Step 4: Simplify right side
    57,272.36x = 2,827,592,195.58
  5. Step 5: Solve for x
    x = 2,827,592,195.58/57,272.36
  6. Step 6: Final answer
    x = 49,370.97

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