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Finding the Fourth Proportional to 17,230.37, 25,830.14 and 8,340.67

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Solution

The fourth proportional to 17,230.37, 25,830.14 and 8,340.67 is: 12,503.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,230.37 : 25,830.14 = 8,340.67 : x
  2. Step 2: Convert to fraction form
    17,230.37/25,830.14 = 8,340.67/x
  3. Step 3: Cross multiply
    17,230.37x = 25,830.14 × 8,340.67
  4. Step 4: Simplify right side
    17,230.37x = 215,440,711.29
  5. Step 5: Solve for x
    x = 215,440,711.29/17,230.37
  6. Step 6: Final answer
    x = 12,503.54

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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.