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Finding the Fourth Proportional to 59,836.47, 89,755.64 and 17,720.83

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Solution

The fourth proportional to 59,836.47, 89,755.64 and 17,720.83 is: 26,581.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,836.47 : 89,755.64 = 17,720.83 : x
  2. Step 2: Convert to fraction form
    59,836.47/89,755.64 = 17,720.83/x
  3. Step 3: Cross multiply
    59,836.47x = 89,755.64 × 17,720.83
  4. Step 4: Simplify right side
    59,836.47x = 1,590,544,437.98
  5. Step 5: Solve for x
    x = 1,590,544,437.98/59,836.47
  6. Step 6: Final answer
    x = 26,581.52

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