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Finding the Fourth Proportional to 77,347.90, 115,935.45 and 44,083.90

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Solution

The fourth proportional to 77,347.90, 115,935.45 and 44,083.90 is: 66,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,347.90 : 115,935.45 = 44,083.90 : x
  2. Step 2: Convert to fraction form
    77,347.90/115,935.45 = 44,083.90/x
  3. Step 3: Cross multiply
    77,347.90x = 115,935.45 × 44,083.90
  4. Step 4: Simplify right side
    77,347.90x = 5,110,886,784.26
  5. Step 5: Solve for x
    x = 5,110,886,784.26/77,347.90
  6. Step 6: Final answer
    x = 66,076.61

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