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Finding the Fourth Proportional to 75,380.57, 104,073.87 and 46,730.85

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Solution

The fourth proportional to 75,380.57, 104,073.87 and 46,730.85 is: 64,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,380.57 : 104,073.87 = 46,730.85 : x
  2. Step 2: Convert to fraction form
    75,380.57/104,073.87 = 46,730.85/x
  3. Step 3: Cross multiply
    75,380.57x = 104,073.87 × 46,730.85
  4. Step 4: Simplify right side
    75,380.57x = 4,863,460,407.89
  5. Step 5: Solve for x
    x = 4,863,460,407.89/75,380.57
  6. Step 6: Final answer
    x = 64,518.76

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