Home / 54,200.41-74,805.42-37,190.61

Finding the Fourth Proportional to 54,200.41, 74,805.42 and 37,190.61

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Solution

The fourth proportional to 54,200.41, 74,805.42 and 37,190.61 is: 51,329.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,200.41 : 74,805.42 = 37,190.61 : x
  2. Step 2: Convert to fraction form
    54,200.41/74,805.42 = 37,190.61/x
  3. Step 3: Cross multiply
    54,200.41x = 74,805.42 × 37,190.61
  4. Step 4: Simplify right side
    54,200.41x = 2,782,059,201.11
  5. Step 5: Solve for x
    x = 2,782,059,201.11/54,200.41
  6. Step 6: Final answer
    x = 51,329.12

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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.