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Finding the Fourth Proportional to 4,750.24, 7,124.88 and 1,672.48

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Solution

The fourth proportional to 4,750.24, 7,124.88 and 1,672.48 is: 2,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.24 : 7,124.88 = 1,672.48 : x
  2. Step 2: Convert to fraction form
    4,750.24/7,124.88 = 1,672.48/x
  3. Step 3: Cross multiply
    4,750.24x = 7,124.88 × 1,672.48
  4. Step 4: Simplify right side
    4,750.24x = 11,916,219.30
  5. Step 5: Solve for x
    x = 11,916,219.30/4,750.24
  6. Step 6: Final answer
    x = 2,508.55

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