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Finding the Fourth Proportional to 17,134.82, 25,684.74 and 9,723.64

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Solution

The fourth proportional to 17,134.82, 25,684.74 and 9,723.64 is: 14,575.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,134.82 : 25,684.74 = 9,723.64 : x
  2. Step 2: Convert to fraction form
    17,134.82/25,684.74 = 9,723.64/x
  3. Step 3: Cross multiply
    17,134.82x = 25,684.74 × 9,723.64
  4. Step 4: Simplify right side
    17,134.82x = 249,749,165.25
  5. Step 5: Solve for x
    x = 249,749,165.25/17,134.82
  6. Step 6: Final answer
    x = 14,575.53

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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.