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Finding the Fourth Proportional to 140,477.63, 210,716.64 and 57,371.63

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Solution

The fourth proportional to 140,477.63, 210,716.64 and 57,371.63 is: 86,057.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,477.63 : 210,716.64 = 57,371.63 : x
  2. Step 2: Convert to fraction form
    140,477.63/210,716.64 = 57,371.63/x
  3. Step 3: Cross multiply
    140,477.63x = 210,716.64 × 57,371.63
  4. Step 4: Simplify right side
    140,477.63x = 12,089,156,051.34
  5. Step 5: Solve for x
    x = 12,089,156,051.34/140,477.63
  6. Step 6: Final answer
    x = 86,057.52

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