Home / 54,670.23-82,016.46-20,933.85

Finding the Fourth Proportional to 54,670.23, 82,016.46 and 20,933.85

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Solution

The fourth proportional to 54,670.23, 82,016.46 and 20,933.85 is: 31,405.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,670.23 : 82,016.46 = 20,933.85 : x
  2. Step 2: Convert to fraction form
    54,670.23/82,016.46 = 20,933.85/x
  3. Step 3: Cross multiply
    54,670.23x = 82,016.46 × 20,933.85
  4. Step 4: Simplify right side
    54,670.23x = 1,716,920,271.17
  5. Step 5: Solve for x
    x = 1,716,920,271.17/54,670.23
  6. Step 6: Final answer
    x = 31,405.03

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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.