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Finding the Fourth Proportional to 17,549.44, 26,308.80 and 8,308.48

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Solution

The fourth proportional to 17,549.44, 26,308.80 and 8,308.48 is: 12,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,549.44 : 26,308.80 = 8,308.48 : x
  2. Step 2: Convert to fraction form
    17,549.44/26,308.80 = 8,308.48/x
  3. Step 3: Cross multiply
    17,549.44x = 26,308.80 × 8,308.48
  4. Step 4: Simplify right side
    17,549.44x = 218,586,138.62
  5. Step 5: Solve for x
    x = 218,586,138.62/17,549.44
  6. Step 6: Final answer
    x = 12,455.45

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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.