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Finding the Fourth Proportional to 66,039.28, 99,083.58 and 26,607.58

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Solution

The fourth proportional to 66,039.28, 99,083.58 and 26,607.58 is: 39,921.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,039.28 : 99,083.58 = 26,607.58 : x
  2. Step 2: Convert to fraction form
    66,039.28/99,083.58 = 26,607.58/x
  3. Step 3: Cross multiply
    66,039.28x = 99,083.58 × 26,607.58
  4. Step 4: Simplify right side
    66,039.28x = 2,636,374,281.54
  5. Step 5: Solve for x
    x = 2,636,374,281.54/66,039.28
  6. Step 6: Final answer
    x = 39,921.31

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