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Finding the Fourth Proportional to 143,170.94, 214,756.14 and 37,981.64

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Solution

The fourth proportional to 143,170.94, 214,756.14 and 37,981.64 is: 56,972.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,170.94 : 214,756.14 = 37,981.64 : x
  2. Step 2: Convert to fraction form
    143,170.94/214,756.14 = 37,981.64/x
  3. Step 3: Cross multiply
    143,170.94x = 214,756.14 × 37,981.64
  4. Step 4: Simplify right side
    143,170.94x = 8,156,790,397.27
  5. Step 5: Solve for x
    x = 8,156,790,397.27/143,170.94
  6. Step 6: Final answer
    x = 56,972.39

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