Home / 54,890.52-75,750.30-33,681.48

Finding the Fourth Proportional to 54,890.52, 75,750.30 and 33,681.48

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Solution

The fourth proportional to 54,890.52, 75,750.30 and 33,681.48 is: 46,481.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,890.52 : 75,750.30 = 33,681.48 : x
  2. Step 2: Convert to fraction form
    54,890.52/75,750.30 = 33,681.48/x
  3. Step 3: Cross multiply
    54,890.52x = 75,750.30 × 33,681.48
  4. Step 4: Simplify right side
    54,890.52x = 2,551,382,214.44
  5. Step 5: Solve for x
    x = 2,551,382,214.44/54,890.52
  6. Step 6: Final answer
    x = 46,481.29

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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.