Home / 54,898.56-75,755.86-31,027.46

Finding the Fourth Proportional to 54,898.56, 75,755.86 and 31,027.46

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Solution

The fourth proportional to 54,898.56, 75,755.86 and 31,027.46 is: 42,815.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,898.56 : 75,755.86 = 31,027.46 : x
  2. Step 2: Convert to fraction form
    54,898.56/75,755.86 = 31,027.46/x
  3. Step 3: Cross multiply
    54,898.56x = 75,755.86 × 31,027.46
  4. Step 4: Simplify right side
    54,898.56x = 2,350,511,459.57
  5. Step 5: Solve for x
    x = 2,350,511,459.57/54,898.56
  6. Step 6: Final answer
    x = 42,815.54

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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.