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Finding the Fourth Proportional to 18,480.25, 25,502.75 and 10,096.75

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Solution

The fourth proportional to 18,480.25, 25,502.75 and 10,096.75 is: 13,933.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,480.25 : 25,502.75 = 10,096.75 : x
  2. Step 2: Convert to fraction form
    18,480.25/25,502.75 = 10,096.75/x
  3. Step 3: Cross multiply
    18,480.25x = 25,502.75 × 10,096.75
  4. Step 4: Simplify right side
    18,480.25x = 257,494,891.06
  5. Step 5: Solve for x
    x = 257,494,891.06/18,480.25
  6. Step 6: Final answer
    x = 13,933.52

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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.