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Finding the Fourth Proportional to 311,176.20, 466,764.30 and 100,835.40

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Solution

The fourth proportional to 311,176.20, 466,764.30 and 100,835.40 is: 151,253.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,176.20 : 466,764.30 = 100,835.40 : x
  2. Step 2: Convert to fraction form
    311,176.20/466,764.30 = 100,835.40/x
  3. Step 3: Cross multiply
    311,176.20x = 466,764.30 × 100,835.40
  4. Step 4: Simplify right side
    311,176.20x = 47,066,364,896.22
  5. Step 5: Solve for x
    x = 47,066,364,896.22/311,176.20
  6. Step 6: Final answer
    x = 151,253.10

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