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Finding the Fourth Proportional to 17,334.72, 23,921.88 and 9,377.09

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Solution

The fourth proportional to 17,334.72, 23,921.88 and 9,377.09 is: 12,940.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,334.72 : 23,921.88 = 9,377.09 : x
  2. Step 2: Convert to fraction form
    17,334.72/23,921.88 = 9,377.09/x
  3. Step 3: Cross multiply
    17,334.72x = 23,921.88 × 9,377.09
  4. Step 4: Simplify right side
    17,334.72x = 224,317,502.12
  5. Step 5: Solve for x
    x = 224,317,502.12/17,334.72
  6. Step 6: Final answer
    x = 12,940.36

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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.