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Finding the Fourth Proportional to 16,169.96, 24,255.12 and 4,483.28

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Solution

The fourth proportional to 16,169.96, 24,255.12 and 4,483.28 is: 6,724.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,169.96 : 24,255.12 = 4,483.28 : x
  2. Step 2: Convert to fraction form
    16,169.96/24,255.12 = 4,483.28/x
  3. Step 3: Cross multiply
    16,169.96x = 24,255.12 × 4,483.28
  4. Step 4: Simplify right side
    16,169.96x = 108,742,494.39
  5. Step 5: Solve for x
    x = 108,742,494.39/16,169.96
  6. Step 6: Final answer
    x = 6,724.97

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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.