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Finding the Fourth Proportional to 77,308.70, 115,961.49 and 24,718.16

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Solution

The fourth proportional to 77,308.70, 115,961.49 and 24,718.16 is: 37,076.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,308.70 : 115,961.49 = 24,718.16 : x
  2. Step 2: Convert to fraction form
    77,308.70/115,961.49 = 24,718.16/x
  3. Step 3: Cross multiply
    77,308.70x = 115,961.49 × 24,718.16
  4. Step 4: Simplify right side
    77,308.70x = 2,866,354,953.56
  5. Step 5: Solve for x
    x = 2,866,354,953.56/77,308.70
  6. Step 6: Final answer
    x = 37,076.75

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