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Finding the Fourth Proportional to 92,871.99, 128,167.65 and 52,580.43

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Solution

The fourth proportional to 92,871.99, 128,167.65 and 52,580.43 is: 72,563.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,871.99 : 128,167.65 = 52,580.43 : x
  2. Step 2: Convert to fraction form
    92,871.99/128,167.65 = 52,580.43/x
  3. Step 3: Cross multiply
    92,871.99x = 128,167.65 × 52,580.43
  4. Step 4: Simplify right side
    92,871.99x = 6,739,110,149.09
  5. Step 5: Solve for x
    x = 6,739,110,149.09/92,871.99
  6. Step 6: Final answer
    x = 72,563.43

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