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Finding the Fourth Proportional to 10,379.95, 15,567.59 and 2,982.76

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Solution

The fourth proportional to 10,379.95, 15,567.59 and 2,982.76 is: 4,473.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379.95 : 15,567.59 = 2,982.76 : x
  2. Step 2: Convert to fraction form
    10,379.95/15,567.59 = 2,982.76/x
  3. Step 3: Cross multiply
    10,379.95x = 15,567.59 × 2,982.76
  4. Step 4: Simplify right side
    10,379.95x = 46,434,353.29
  5. Step 5: Solve for x
    x = 46,434,353.29/10,379.95
  6. Step 6: Final answer
    x = 4,473.47

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