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Finding the Fourth Proportional to 12,377.46, 17,080.10 and 7,342.14

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Solution

The fourth proportional to 12,377.46, 17,080.10 and 7,342.14 is: 10,131.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377.46 : 17,080.10 = 7,342.14 : x
  2. Step 2: Convert to fraction form
    12,377.46/17,080.10 = 7,342.14/x
  3. Step 3: Cross multiply
    12,377.46x = 17,080.10 × 7,342.14
  4. Step 4: Simplify right side
    12,377.46x = 125,404,485.41
  5. Step 5: Solve for x
    x = 125,404,485.41/12,377.46
  6. Step 6: Final answer
    x = 10,131.68

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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.