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Finding the Fourth Proportional to 77,347.40, 115,934.70 and 32,966.60

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Solution

The fourth proportional to 77,347.40, 115,934.70 and 32,966.60 is: 49,413.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,347.40 : 115,934.70 = 32,966.60 : x
  2. Step 2: Convert to fraction form
    77,347.40/115,934.70 = 32,966.60/x
  3. Step 3: Cross multiply
    77,347.40x = 115,934.70 × 32,966.60
  4. Step 4: Simplify right side
    77,347.40x = 3,821,972,881.02
  5. Step 5: Solve for x
    x = 3,821,972,881.02/77,347.40
  6. Step 6: Final answer
    x = 49,413.08

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