Home / 54,014.86-74,540.37-30,141.28

Finding the Fourth Proportional to 54,014.86, 74,540.37 and 30,141.28

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Solution

The fourth proportional to 54,014.86, 74,540.37 and 30,141.28 is: 41,594.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,014.86 : 74,540.37 = 30,141.28 : x
  2. Step 2: Convert to fraction form
    54,014.86/74,540.37 = 30,141.28/x
  3. Step 3: Cross multiply
    54,014.86x = 74,540.37 × 30,141.28
  4. Step 4: Simplify right side
    54,014.86x = 2,246,742,163.47
  5. Step 5: Solve for x
    x = 2,246,742,163.47/54,014.86
  6. Step 6: Final answer
    x = 41,594.89

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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.