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Finding the Fourth Proportional to 16,242.58, 24,344.94 and 6,879.48

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Solution

The fourth proportional to 16,242.58, 24,344.94 and 6,879.48 is: 10,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,242.58 : 24,344.94 = 6,879.48 : x
  2. Step 2: Convert to fraction form
    16,242.58/24,344.94 = 6,879.48/x
  3. Step 3: Cross multiply
    16,242.58x = 24,344.94 × 6,879.48
  4. Step 4: Simplify right side
    16,242.58x = 167,480,527.83
  5. Step 5: Solve for x
    x = 167,480,527.83/16,242.58
  6. Step 6: Final answer
    x = 10,311.20

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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.