Home / 38,379.47-57,499.05-27,823.30

Finding the Fourth Proportional to 38,379.47, 57,499.05 and 27,823.30

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Solution

The fourth proportional to 38,379.47, 57,499.05 and 27,823.30 is: 41,684.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,379.47 : 57,499.05 = 27,823.30 : x
  2. Step 2: Convert to fraction form
    38,379.47/57,499.05 = 27,823.30/x
  3. Step 3: Cross multiply
    38,379.47x = 57,499.05 × 27,823.30
  4. Step 4: Simplify right side
    38,379.47x = 1,599,813,174.12
  5. Step 5: Solve for x
    x = 1,599,813,174.12/38,379.47
  6. Step 6: Final answer
    x = 41,684.09

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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.