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Finding the Fourth Proportional to 147,063.42, 202,983.57 and 83,438.46

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Solution

The fourth proportional to 147,063.42, 202,983.57 and 83,438.46 is: 115,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,063.42 : 202,983.57 = 83,438.46 : x
  2. Step 2: Convert to fraction form
    147,063.42/202,983.57 = 83,438.46/x
  3. Step 3: Cross multiply
    147,063.42x = 202,983.57 × 83,438.46
  4. Step 4: Simplify right side
    147,063.42x = 16,936,636,486.10
  5. Step 5: Solve for x
    x = 16,936,636,486.10/147,063.42
  6. Step 6: Final answer
    x = 115,165.53

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