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Finding the Fourth Proportional to 58,474.58, 87,739.95 and 45,916.34

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Solution

The fourth proportional to 58,474.58, 87,739.95 and 45,916.34 is: 68,896.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,474.58 : 87,739.95 = 45,916.34 : x
  2. Step 2: Convert to fraction form
    58,474.58/87,739.95 = 45,916.34/x
  3. Step 3: Cross multiply
    58,474.58x = 87,739.95 × 45,916.34
  4. Step 4: Simplify right side
    58,474.58x = 4,028,697,375.78
  5. Step 5: Solve for x
    x = 4,028,697,375.78/58,474.58
  6. Step 6: Final answer
    x = 68,896.56

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