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Finding the Fourth Proportional to 17,226.32, 25,835.80 and 7,863.68

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Solution

The fourth proportional to 17,226.32, 25,835.80 and 7,863.68 is: 11,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,226.32 : 25,835.80 = 7,863.68 : x
  2. Step 2: Convert to fraction form
    17,226.32/25,835.80 = 7,863.68/x
  3. Step 3: Cross multiply
    17,226.32x = 25,835.80 × 7,863.68
  4. Step 4: Simplify right side
    17,226.32x = 203,164,463.74
  5. Step 5: Solve for x
    x = 203,164,463.74/17,226.32
  6. Step 6: Final answer
    x = 11,793.84

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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.