Home / 54,486.68-75,192.71-30,614.96

Finding the Fourth Proportional to 54,486.68, 75,192.71 and 30,614.96

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Solution

The fourth proportional to 54,486.68, 75,192.71 and 30,614.96 is: 42,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,486.68 : 75,192.71 = 30,614.96 : x
  2. Step 2: Convert to fraction form
    54,486.68/75,192.71 = 30,614.96/x
  3. Step 3: Cross multiply
    54,486.68x = 75,192.71 × 30,614.96
  4. Step 4: Simplify right side
    54,486.68x = 2,302,021,843.85
  5. Step 5: Solve for x
    x = 2,302,021,843.85/54,486.68
  6. Step 6: Final answer
    x = 42,249.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.