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Finding the Fourth Proportional to 12,941.32, 17,858.92 and 7,352.32

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Solution

The fourth proportional to 12,941.32, 17,858.92 and 7,352.32 is: 10,146.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.32 : 17,858.92 = 7,352.32 : x
  2. Step 2: Convert to fraction form
    12,941.32/17,858.92 = 7,352.32/x
  3. Step 3: Cross multiply
    12,941.32x = 17,858.92 × 7,352.32
  4. Step 4: Simplify right side
    12,941.32x = 131,304,494.69
  5. Step 5: Solve for x
    x = 131,304,494.69/12,941.32
  6. Step 6: Final answer
    x = 10,146.14

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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.