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Finding the Fourth Proportional to 8,395.65, 12,576.67 and 5,062.03

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Solution

The fourth proportional to 8,395.65, 12,576.67 and 5,062.03 is: 7,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.65 : 12,576.67 = 5,062.03 : x
  2. Step 2: Convert to fraction form
    8,395.65/12,576.67 = 5,062.03/x
  3. Step 3: Cross multiply
    8,395.65x = 12,576.67 × 5,062.03
  4. Step 4: Simplify right side
    8,395.65x = 63,663,436.74
  5. Step 5: Solve for x
    x = 63,663,436.74/8,395.65
  6. Step 6: Final answer
    x = 7,582.91

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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.