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Finding the Fourth Proportional to 104,931.76, 157,444.12 and 54,999.99

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Solution

The fourth proportional to 104,931.76, 157,444.12 and 54,999.99 is: 82,524.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,931.76 : 157,444.12 = 54,999.99 : x
  2. Step 2: Convert to fraction form
    104,931.76/157,444.12 = 54,999.99/x
  3. Step 3: Cross multiply
    104,931.76x = 157,444.12 × 54,999.99
  4. Step 4: Simplify right side
    104,931.76x = 8,659,425,025.56
  5. Step 5: Solve for x
    x = 8,659,425,025.56/104,931.76
  6. Step 6: Final answer
    x = 82,524.35

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