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Finding the Fourth Proportional to 16,364.54, 24,550.74 and 5,272.28

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Solution

The fourth proportional to 16,364.54, 24,550.74 and 5,272.28 is: 7,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,364.54 : 24,550.74 = 5,272.28 : x
  2. Step 2: Convert to fraction form
    16,364.54/24,550.74 = 5,272.28/x
  3. Step 3: Cross multiply
    16,364.54x = 24,550.74 × 5,272.28
  4. Step 4: Simplify right side
    16,364.54x = 129,438,375.49
  5. Step 5: Solve for x
    x = 129,438,375.49/16,364.54
  6. Step 6: Final answer
    x = 7,909.69

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1.5x scale

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.