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Finding the Fourth Proportional to 8,029.01, 11,083.11 and 5,375.45

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Solution

The fourth proportional to 8,029.01, 11,083.11 and 5,375.45 is: 7,420.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.01 : 11,083.11 = 5,375.45 : x
  2. Step 2: Convert to fraction form
    8,029.01/11,083.11 = 5,375.45/x
  3. Step 3: Cross multiply
    8,029.01x = 11,083.11 × 5,375.45
  4. Step 4: Simplify right side
    8,029.01x = 59,576,703.65
  5. Step 5: Solve for x
    x = 59,576,703.65/8,029.01
  6. Step 6: Final answer
    x = 7,420.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.