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Finding the Fourth Proportional to 10,256.82, 14,154.41 and 5,541.10

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Solution

The fourth proportional to 10,256.82, 14,154.41 and 5,541.10 is: 7,646.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.82 : 14,154.41 = 5,541.10 : x
  2. Step 2: Convert to fraction form
    10,256.82/14,154.41 = 5,541.10/x
  3. Step 3: Cross multiply
    10,256.82x = 14,154.41 × 5,541.10
  4. Step 4: Simplify right side
    10,256.82x = 78,430,930.48
  5. Step 5: Solve for x
    x = 78,430,930.48/10,256.82
  6. Step 6: Final answer
    x = 7,646.71

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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.