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Finding the Fourth Proportional to 81,111.16, 121,667.02 and 24,950.88

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Solution

The fourth proportional to 81,111.16, 121,667.02 and 24,950.88 is: 37,426.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,111.16 : 121,667.02 = 24,950.88 : x
  2. Step 2: Convert to fraction form
    81,111.16/121,667.02 = 24,950.88/x
  3. Step 3: Cross multiply
    81,111.16x = 121,667.02 × 24,950.88
  4. Step 4: Simplify right side
    81,111.16x = 3,035,699,215.98
  5. Step 5: Solve for x
    x = 3,035,699,215.98/81,111.16
  6. Step 6: Final answer
    x = 37,426.41

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