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Finding the Fourth Proportional to 48,015.64, 72,026.16 and 12,958.03

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Solution

The fourth proportional to 48,015.64, 72,026.16 and 12,958.03 is: 19,437.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,015.64 : 72,026.16 = 12,958.03 : x
  2. Step 2: Convert to fraction form
    48,015.64/72,026.16 = 12,958.03/x
  3. Step 3: Cross multiply
    48,015.64x = 72,026.16 × 12,958.03
  4. Step 4: Simplify right side
    48,015.64x = 933,317,142.06
  5. Step 5: Solve for x
    x = 933,317,142.06/48,015.64
  6. Step 6: Final answer
    x = 19,437.77

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