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Finding the Fourth Proportional to 12,941.50, 17,859.27 and 7,352.50

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Solution

The fourth proportional to 12,941.50, 17,859.27 and 7,352.50 is: 10,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.50 : 17,859.27 = 7,352.50 : x
  2. Step 2: Convert to fraction form
    12,941.50/17,859.27 = 7,352.50/x
  3. Step 3: Cross multiply
    12,941.50x = 17,859.27 × 7,352.50
  4. Step 4: Simplify right side
    12,941.50x = 131,310,282.68
  5. Step 5: Solve for x
    x = 131,310,282.68/12,941.50
  6. Step 6: Final answer
    x = 10,146.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.