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Finding the Fourth Proportional to 4,748.52, 7,123.86 and 1,827.66

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Solution

The fourth proportional to 4,748.52, 7,123.86 and 1,827.66 is: 2,741.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.52 : 7,123.86 = 1,827.66 : x
  2. Step 2: Convert to fraction form
    4,748.52/7,123.86 = 1,827.66/x
  3. Step 3: Cross multiply
    4,748.52x = 7,123.86 × 1,827.66
  4. Step 4: Simplify right side
    4,748.52x = 13,019,993.97
  5. Step 5: Solve for x
    x = 13,019,993.97/4,748.52
  6. Step 6: Final answer
    x = 2,741.91

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