Home / 54,701.31-82,051.97-15,258.36

Finding the Fourth Proportional to 54,701.31, 82,051.97 and 15,258.36

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Solution

The fourth proportional to 54,701.31, 82,051.97 and 15,258.36 is: 22,887.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,701.31 : 82,051.97 = 15,258.36 : x
  2. Step 2: Convert to fraction form
    54,701.31/82,051.97 = 15,258.36/x
  3. Step 3: Cross multiply
    54,701.31x = 82,051.97 × 15,258.36
  4. Step 4: Simplify right side
    54,701.31x = 1,251,978,420.68
  5. Step 5: Solve for x
    x = 1,251,978,420.68/54,701.31
  6. Step 6: Final answer
    x = 22,887.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.