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Finding the Fourth Proportional to 97,959.84, 146,983.20 and 55,838.40

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Solution

The fourth proportional to 97,959.84, 146,983.20 and 55,838.40 is: 83,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,959.84 : 146,983.20 = 55,838.40 : x
  2. Step 2: Convert to fraction form
    97,959.84/146,983.20 = 55,838.40/x
  3. Step 3: Cross multiply
    97,959.84x = 146,983.20 × 55,838.40
  4. Step 4: Simplify right side
    97,959.84x = 8,207,306,714.88
  5. Step 5: Solve for x
    x = 8,207,306,714.88/97,959.84
  6. Step 6: Final answer
    x = 83,782.36

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