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Finding the Fourth Proportional to 38,467.32, 57,700.71 and 20,706.36

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Solution

The fourth proportional to 38,467.32, 57,700.71 and 20,706.36 is: 31,059.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,467.32 : 57,700.71 = 20,706.36 : x
  2. Step 2: Convert to fraction form
    38,467.32/57,700.71 = 20,706.36/x
  3. Step 3: Cross multiply
    38,467.32x = 57,700.71 × 20,706.36
  4. Step 4: Simplify right side
    38,467.32x = 1,194,771,673.52
  5. Step 5: Solve for x
    x = 1,194,771,673.52/38,467.32
  6. Step 6: Final answer
    x = 31,059.39

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