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Finding the Fourth Proportional to 40,058, 60,087.82 and 12,356

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Solution

The fourth proportional to 40,058, 60,087.82 and 12,356 is: 18,534.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,058 : 60,087.82 = 12,356 : x
  2. Step 2: Convert to fraction form
    40,058/60,087.82 = 12,356/x
  3. Step 3: Cross multiply
    40,058x = 60,087.82 × 12,356
  4. Step 4: Simplify right side
    40,058x = 742,445,103.92
  5. Step 5: Solve for x
    x = 742,445,103.92/40,058
  6. Step 6: Final answer
    x = 18,534.25

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