Home / 54,542.70-75,267.63-35,679.42

Finding the Fourth Proportional to 54,542.70, 75,267.63 and 35,679.42

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Solution

The fourth proportional to 54,542.70, 75,267.63 and 35,679.42 is: 49,236.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,542.70 : 75,267.63 = 35,679.42 : x
  2. Step 2: Convert to fraction form
    54,542.70/75,267.63 = 35,679.42/x
  3. Step 3: Cross multiply
    54,542.70x = 75,267.63 × 35,679.42
  4. Step 4: Simplify right side
    54,542.70x = 2,685,505,383.17
  5. Step 5: Solve for x
    x = 2,685,505,383.17/54,542.70
  6. Step 6: Final answer
    x = 49,236.75

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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.