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Finding the Fourth Proportional to 52,845.84, 79,255.80 and 17,784.72

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Solution

The fourth proportional to 52,845.84, 79,255.80 and 17,784.72 is: 26,672.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,845.84 : 79,255.80 = 17,784.72 : x
  2. Step 2: Convert to fraction form
    52,845.84/79,255.80 = 17,784.72/x
  3. Step 3: Cross multiply
    52,845.84x = 79,255.80 × 17,784.72
  4. Step 4: Simplify right side
    52,845.84x = 1,409,542,211.38
  5. Step 5: Solve for x
    x = 1,409,542,211.38/52,845.84
  6. Step 6: Final answer
    x = 26,672.72

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