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Finding the Fourth Proportional to 89,793.83, 134,730.46 and 47,089.06

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Solution

The fourth proportional to 89,793.83, 134,730.46 and 47,089.06 is: 70,654.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,793.83 : 134,730.46 = 47,089.06 : x
  2. Step 2: Convert to fraction form
    89,793.83/134,730.46 = 47,089.06/x
  3. Step 3: Cross multiply
    89,793.83x = 134,730.46 × 47,089.06
  4. Step 4: Simplify right side
    89,793.83x = 6,344,330,714.77
  5. Step 5: Solve for x
    x = 6,344,330,714.77/89,793.83
  6. Step 6: Final answer
    x = 70,654.42

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