Home / 54,098.56-74,662.40-30,228.48

Finding the Fourth Proportional to 54,098.56, 74,662.40 and 30,228.48

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Solution

The fourth proportional to 54,098.56, 74,662.40 and 30,228.48 is: 41,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,098.56 : 74,662.40 = 30,228.48 : x
  2. Step 2: Convert to fraction form
    54,098.56/74,662.40 = 30,228.48/x
  3. Step 3: Cross multiply
    54,098.56x = 74,662.40 × 30,228.48
  4. Step 4: Simplify right side
    54,098.56x = 2,256,930,865.15
  5. Step 5: Solve for x
    x = 2,256,930,865.15/54,098.56
  6. Step 6: Final answer
    x = 41,718.87

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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.