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Finding the Fourth Proportional to 190,636.68, 285,957.10 and 57,518.10

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Solution

The fourth proportional to 190,636.68, 285,957.10 and 57,518.10 is: 86,277.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,636.68 : 285,957.10 = 57,518.10 : x
  2. Step 2: Convert to fraction form
    190,636.68/285,957.10 = 57,518.10/x
  3. Step 3: Cross multiply
    190,636.68x = 285,957.10 × 57,518.10
  4. Step 4: Simplify right side
    190,636.68x = 16,447,709,073.51
  5. Step 5: Solve for x
    x = 16,447,709,073.51/190,636.68
  6. Step 6: Final answer
    x = 86,277.78

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