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Finding the Fourth Proportional to 84,000, 115,920.36 and 46,273.44

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Solution

The fourth proportional to 84,000, 115,920.36 and 46,273.44 is: 63,857.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,000 : 115,920.36 = 46,273.44 : x
  2. Step 2: Convert to fraction form
    84,000/115,920.36 = 46,273.44/x
  3. Step 3: Cross multiply
    84,000x = 115,920.36 × 46,273.44
  4. Step 4: Simplify right side
    84,000x = 5,364,033,823.24
  5. Step 5: Solve for x
    x = 5,364,033,823.24/84,000
  6. Step 6: Final answer
    x = 63,857.55

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