Home / 54,010.18-74,537.65-30,137.37

Finding the Fourth Proportional to 54,010.18, 74,537.65 and 30,137.37

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Solution

The fourth proportional to 54,010.18, 74,537.65 and 30,137.37 is: 41,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,010.18 : 74,537.65 = 30,137.37 : x
  2. Step 2: Convert to fraction form
    54,010.18/74,537.65 = 30,137.37/x
  3. Step 3: Cross multiply
    54,010.18x = 74,537.65 × 30,137.37
  4. Step 4: Simplify right side
    54,010.18x = 2,246,368,736.98
  5. Step 5: Solve for x
    x = 2,246,368,736.98/54,010.18
  6. Step 6: Final answer
    x = 41,591.58

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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.