Home / 86,704.82-130,057.21-24,375.32

Finding the Fourth Proportional to 86,704.82, 130,057.21 and 24,375.32

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Solution

The fourth proportional to 86,704.82, 130,057.21 and 24,375.32 is: 36,562.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,704.82 : 130,057.21 = 24,375.32 : x
  2. Step 2: Convert to fraction form
    86,704.82/130,057.21 = 24,375.32/x
  3. Step 3: Cross multiply
    86,704.82x = 130,057.21 × 24,375.32
  4. Step 4: Simplify right side
    86,704.82x = 3,170,186,112.06
  5. Step 5: Solve for x
    x = 3,170,186,112.06/86,704.82
  6. Step 6: Final answer
    x = 36,562.97

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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.