Home / 54,844.65-82,249.96-19,779.75

Finding the Fourth Proportional to 54,844.65, 82,249.96 and 19,779.75

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Solution

The fourth proportional to 54,844.65, 82,249.96 and 19,779.75 is: 29,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,844.65 : 82,249.96 = 19,779.75 : x
  2. Step 2: Convert to fraction form
    54,844.65/82,249.96 = 19,779.75/x
  3. Step 3: Cross multiply
    54,844.65x = 82,249.96 × 19,779.75
  4. Step 4: Simplify right side
    54,844.65x = 1,626,883,136.16
  5. Step 5: Solve for x
    x = 1,626,883,136.16/54,844.65
  6. Step 6: Final answer
    x = 29,663.48

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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.