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Finding the Fourth Proportional to 99,396.56, 149,094.84 and 25,524.56

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Solution

The fourth proportional to 99,396.56, 149,094.84 and 25,524.56 is: 38,286.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,396.56 : 149,094.84 = 25,524.56 : x
  2. Step 2: Convert to fraction form
    99,396.56/149,094.84 = 25,524.56/x
  3. Step 3: Cross multiply
    99,396.56x = 149,094.84 × 25,524.56
  4. Step 4: Simplify right side
    99,396.56x = 3,805,580,189.27
  5. Step 5: Solve for x
    x = 3,805,580,189.27/99,396.56
  6. Step 6: Final answer
    x = 38,286.84

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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.