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Finding the Fourth Proportional to 8,773.11, 13,156.22 and 3,225.02

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Solution

The fourth proportional to 8,773.11, 13,156.22 and 3,225.02 is: 4,836.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773.11 : 13,156.22 = 3,225.02 : x
  2. Step 2: Convert to fraction form
    8,773.11/13,156.22 = 3,225.02/x
  3. Step 3: Cross multiply
    8,773.11x = 13,156.22 × 3,225.02
  4. Step 4: Simplify right side
    8,773.11x = 42,429,014.91
  5. Step 5: Solve for x
    x = 42,429,014.91/8,773.11
  6. Step 6: Final answer
    x = 4,836.26

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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.