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Finding the Fourth Proportional to 25,212.88, 37,842.68 and 12,741.72

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Solution

The fourth proportional to 25,212.88, 37,842.68 and 12,741.72 is: 19,124.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212.88 : 37,842.68 = 12,741.72 : x
  2. Step 2: Convert to fraction form
    25,212.88/37,842.68 = 12,741.72/x
  3. Step 3: Cross multiply
    25,212.88x = 37,842.68 × 12,741.72
  4. Step 4: Simplify right side
    25,212.88x = 482,180,832.61
  5. Step 5: Solve for x
    x = 482,180,832.61/25,212.88
  6. Step 6: Final answer
    x = 19,124.39

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