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Finding the Fourth Proportional to 8,748.03, 13,118.19 and 2,506.64

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Solution

The fourth proportional to 8,748.03, 13,118.19 and 2,506.64 is: 3,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.03 : 13,118.19 = 2,506.64 : x
  2. Step 2: Convert to fraction form
    8,748.03/13,118.19 = 2,506.64/x
  3. Step 3: Cross multiply
    8,748.03x = 13,118.19 × 2,506.64
  4. Step 4: Simplify right side
    8,748.03x = 32,882,514.19
  5. Step 5: Solve for x
    x = 32,882,514.19/8,748.03
  6. Step 6: Final answer
    x = 3,758.85

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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.