Home / 54,016.32-74,544.09-30,142.47

Finding the Fourth Proportional to 54,016.32, 74,544.09 and 30,142.47

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Solution

The fourth proportional to 54,016.32, 74,544.09 and 30,142.47 is: 41,597.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,016.32 : 74,544.09 = 30,142.47 : x
  2. Step 2: Convert to fraction form
    54,016.32/74,544.09 = 30,142.47/x
  3. Step 3: Cross multiply
    54,016.32x = 74,544.09 × 30,142.47
  4. Step 4: Simplify right side
    54,016.32x = 2,246,942,996.50
  5. Step 5: Solve for x
    x = 2,246,942,996.50/54,016.32
  6. Step 6: Final answer
    x = 41,597.48

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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.