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Finding the Fourth Proportional to 76,873.37, 106,085.41 and 42,881.00

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Solution

The fourth proportional to 76,873.37, 106,085.41 and 42,881.00 is: 59,175.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,873.37 : 106,085.41 = 42,881.00 : x
  2. Step 2: Convert to fraction form
    76,873.37/106,085.41 = 42,881.00/x
  3. Step 3: Cross multiply
    76,873.37x = 106,085.41 × 42,881.00
  4. Step 4: Simplify right side
    76,873.37x = 4,549,047,828.58
  5. Step 5: Solve for x
    x = 4,549,047,828.58/76,873.37
  6. Step 6: Final answer
    x = 59,175.86

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