Home / 99,183.75-148,775.64-25,311.75

Finding the Fourth Proportional to 99,183.75, 148,775.64 and 25,311.75

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Solution

The fourth proportional to 99,183.75, 148,775.64 and 25,311.75 is: 37,967.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,183.75 : 148,775.64 = 25,311.75 : x
  2. Step 2: Convert to fraction form
    99,183.75/148,775.64 = 25,311.75/x
  3. Step 3: Cross multiply
    99,183.75x = 148,775.64 × 25,311.75
  4. Step 4: Simplify right side
    99,183.75x = 3,765,771,805.77
  5. Step 5: Solve for x
    x = 3,765,771,805.77/99,183.75
  6. Step 6: Final answer
    x = 37,967.63

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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.