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Finding the Fourth Proportional to 17,404.68, 23,993.19 and 11,425.89

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Solution

The fourth proportional to 17,404.68, 23,993.19 and 11,425.89 is: 15,751.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,404.68 : 23,993.19 = 11,425.89 : x
  2. Step 2: Convert to fraction form
    17,404.68/23,993.19 = 11,425.89/x
  3. Step 3: Cross multiply
    17,404.68x = 23,993.19 × 11,425.89
  4. Step 4: Simplify right side
    17,404.68x = 274,143,549.69
  5. Step 5: Solve for x
    x = 274,143,549.69/17,404.68
  6. Step 6: Final answer
    x = 15,751.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.