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Finding the Fourth Proportional to 12,300.41, 16,970.72 and 7,266.41

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Solution

The fourth proportional to 12,300.41, 16,970.72 and 7,266.41 is: 10,025.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,300.41 : 16,970.72 = 7,266.41 : x
  2. Step 2: Convert to fraction form
    12,300.41/16,970.72 = 7,266.41/x
  3. Step 3: Cross multiply
    12,300.41x = 16,970.72 × 7,266.41
  4. Step 4: Simplify right side
    12,300.41x = 123,316,151.97
  5. Step 5: Solve for x
    x = 123,316,151.97/12,300.41
  6. Step 6: Final answer
    x = 10,025.37

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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.