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Finding the Fourth Proportional to 115,211.70, 172,846.69 and 32,105.70

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Solution

The fourth proportional to 115,211.70, 172,846.69 and 32,105.70 is: 48,166.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,211.70 : 172,846.69 = 32,105.70 : x
  2. Step 2: Convert to fraction form
    115,211.70/172,846.69 = 32,105.70/x
  3. Step 3: Cross multiply
    115,211.70x = 172,846.69 × 32,105.70
  4. Step 4: Simplify right side
    115,211.70x = 5,549,363,894.87
  5. Step 5: Solve for x
    x = 5,549,363,894.87/115,211.70
  6. Step 6: Final answer
    x = 48,166.67

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