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Finding the Fourth Proportional to 25,396.63, 38,097.44 and 8,754.47

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Solution

The fourth proportional to 25,396.63, 38,097.44 and 8,754.47 is: 13,132.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,396.63 : 38,097.44 = 8,754.47 : x
  2. Step 2: Convert to fraction form
    25,396.63/38,097.44 = 8,754.47/x
  3. Step 3: Cross multiply
    25,396.63x = 38,097.44 × 8,754.47
  4. Step 4: Simplify right side
    25,396.63x = 333,522,809.33
  5. Step 5: Solve for x
    x = 333,522,809.33/25,396.63
  6. Step 6: Final answer
    x = 13,132.56

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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.