Home / 54,822.90-82,236.78-15,379.14

Finding the Fourth Proportional to 54,822.90, 82,236.78 and 15,379.14

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Solution

The fourth proportional to 54,822.90, 82,236.78 and 15,379.14 is: 23,069.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,822.90 : 82,236.78 = 15,379.14 : x
  2. Step 2: Convert to fraction form
    54,822.90/82,236.78 = 15,379.14/x
  3. Step 3: Cross multiply
    54,822.90x = 82,236.78 × 15,379.14
  4. Step 4: Simplify right side
    54,822.90x = 1,264,730,586.71
  5. Step 5: Solve for x
    x = 1,264,730,586.71/54,822.90
  6. Step 6: Final answer
    x = 23,069.39

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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.