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Finding the Fourth Proportional to 25,157.54, 37,736.39 and 7,627.36

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Solution

The fourth proportional to 25,157.54, 37,736.39 and 7,627.36 is: 11,441.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.54 : 37,736.39 = 7,627.36 : x
  2. Step 2: Convert to fraction form
    25,157.54/37,736.39 = 7,627.36/x
  3. Step 3: Cross multiply
    25,157.54x = 37,736.39 × 7,627.36
  4. Step 4: Simplify right side
    25,157.54x = 287,828,993.49
  5. Step 5: Solve for x
    x = 287,828,993.49/25,157.54
  6. Step 6: Final answer
    x = 11,441.07

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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.