Home / 54,260.70-81,390.29-32,918.50

Finding the Fourth Proportional to 54,260.70, 81,390.29 and 32,918.50

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Solution

The fourth proportional to 54,260.70, 81,390.29 and 32,918.50 is: 49,377.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,260.70 : 81,390.29 = 32,918.50 : x
  2. Step 2: Convert to fraction form
    54,260.70/81,390.29 = 32,918.50/x
  3. Step 3: Cross multiply
    54,260.70x = 81,390.29 × 32,918.50
  4. Step 4: Simplify right side
    54,260.70x = 2,679,245,975.59
  5. Step 5: Solve for x
    x = 2,679,245,975.59/54,260.70
  6. Step 6: Final answer
    x = 49,377.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.