Home / 54,856.65-82,286.96-28,195.47

Finding the Fourth Proportional to 54,856.65, 82,286.96 and 28,195.47

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Solution

The fourth proportional to 54,856.65, 82,286.96 and 28,195.47 is: 42,294.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,856.65 : 82,286.96 = 28,195.47 : x
  2. Step 2: Convert to fraction form
    54,856.65/82,286.96 = 28,195.47/x
  3. Step 3: Cross multiply
    54,856.65x = 82,286.96 × 28,195.47
  4. Step 4: Simplify right side
    54,856.65x = 2,320,119,371.09
  5. Step 5: Solve for x
    x = 2,320,119,371.09/54,856.65
  6. Step 6: Final answer
    x = 42,294.22

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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.