Home / 54,899.07-82,379.73-25,316.90

Finding the Fourth Proportional to 54,899.07, 82,379.73 and 25,316.90

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Solution

The fourth proportional to 54,899.07, 82,379.73 and 25,316.90 is: 37,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,899.07 : 82,379.73 = 25,316.90 : x
  2. Step 2: Convert to fraction form
    54,899.07/82,379.73 = 25,316.90/x
  3. Step 3: Cross multiply
    54,899.07x = 82,379.73 × 25,316.90
  4. Step 4: Simplify right side
    54,899.07x = 2,085,599,841.79
  5. Step 5: Solve for x
    x = 2,085,599,841.79/54,899.07
  6. Step 6: Final answer
    x = 37,989.71

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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.