Home / 30,264.67-41,747.96-18,161.90

Finding the Fourth Proportional to 30,264.67, 41,747.96 and 18,161.90

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Solution

The fourth proportional to 30,264.67, 41,747.96 and 18,161.90 is: 25,053.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,264.67 : 41,747.96 = 18,161.90 : x
  2. Step 2: Convert to fraction form
    30,264.67/41,747.96 = 18,161.90/x
  3. Step 3: Cross multiply
    30,264.67x = 41,747.96 × 18,161.90
  4. Step 4: Simplify right side
    30,264.67x = 758,222,400.62
  5. Step 5: Solve for x
    x = 758,222,400.62/30,264.67
  6. Step 6: Final answer
    x = 25,053.05

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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.