Home / 54,236.90-74,844.73-31,576.54

Finding the Fourth Proportional to 54,236.90, 74,844.73 and 31,576.54

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Solution

The fourth proportional to 54,236.90, 74,844.73 and 31,576.54 is: 43,574.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,236.90 : 74,844.73 = 31,576.54 : x
  2. Step 2: Convert to fraction form
    54,236.90/74,844.73 = 31,576.54/x
  3. Step 3: Cross multiply
    54,236.90x = 74,844.73 × 31,576.54
  4. Step 4: Simplify right side
    54,236.90x = 2,363,337,610.63
  5. Step 5: Solve for x
    x = 2,363,337,610.63/54,236.90
  6. Step 6: Final answer
    x = 43,574.35

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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.