Home / 40,524.32-60,780.20-15,576.05

Finding the Fourth Proportional to 40,524.32, 60,780.20 and 15,576.05

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Solution

The fourth proportional to 40,524.32, 60,780.20 and 15,576.05 is: 23,361.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,524.32 : 60,780.20 = 15,576.05 : x
  2. Step 2: Convert to fraction form
    40,524.32/60,780.20 = 15,576.05/x
  3. Step 3: Cross multiply
    40,524.32x = 60,780.20 × 15,576.05
  4. Step 4: Simplify right side
    40,524.32x = 946,715,052.43
  5. Step 5: Solve for x
    x = 946,715,052.43/40,524.32
  6. Step 6: Final answer
    x = 23,361.65

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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.