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Finding the Fourth Proportional to 18,349.25, 27,523.88 and 5,201.62

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Solution

The fourth proportional to 18,349.25, 27,523.88 and 5,201.62 is: 7,802.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349.25 : 27,523.88 = 5,201.62 : x
  2. Step 2: Convert to fraction form
    18,349.25/27,523.88 = 5,201.62/x
  3. Step 3: Cross multiply
    18,349.25x = 27,523.88 × 5,201.62
  4. Step 4: Simplify right side
    18,349.25x = 143,168,764.69
  5. Step 5: Solve for x
    x = 143,168,764.69/18,349.25
  6. Step 6: Final answer
    x = 7,802.43

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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.