Home / 54,239.56-74,786.82-43,475.80

Finding the Fourth Proportional to 54,239.56, 74,786.82 and 43,475.80

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Solution

The fourth proportional to 54,239.56, 74,786.82 and 43,475.80 is: 59,945.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,239.56 : 74,786.82 = 43,475.80 : x
  2. Step 2: Convert to fraction form
    54,239.56/74,786.82 = 43,475.80/x
  3. Step 3: Cross multiply
    54,239.56x = 74,786.82 × 43,475.80
  4. Step 4: Simplify right side
    54,239.56x = 3,251,416,828.96
  5. Step 5: Solve for x
    x = 3,251,416,828.96/54,239.56
  6. Step 6: Final answer
    x = 59,945.49

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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.