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Finding the Fourth Proportional to 17,069.99, 25,604.99 and 5,384.12

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Solution

The fourth proportional to 17,069.99, 25,604.99 and 5,384.12 is: 8,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,069.99 : 25,604.99 = 5,384.12 : x
  2. Step 2: Convert to fraction form
    17,069.99/25,604.99 = 5,384.12/x
  3. Step 3: Cross multiply
    17,069.99x = 25,604.99 × 5,384.12
  4. Step 4: Simplify right side
    17,069.99x = 137,860,441.51
  5. Step 5: Solve for x
    x = 137,860,441.51/17,069.99
  6. Step 6: Final answer
    x = 8,076.19

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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.