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Finding the Fourth Proportional to 10,959.17, 16,435.17 and 3,562.02

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Solution

The fourth proportional to 10,959.17, 16,435.17 and 3,562.02 is: 5,341.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959.17 : 16,435.17 = 3,562.02 : x
  2. Step 2: Convert to fraction form
    10,959.17/16,435.17 = 3,562.02/x
  3. Step 3: Cross multiply
    10,959.17x = 16,435.17 × 3,562.02
  4. Step 4: Simplify right side
    10,959.17x = 58,542,404.24
  5. Step 5: Solve for x
    x = 58,542,404.24/10,959.17
  6. Step 6: Final answer
    x = 5,341.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.