Home / 135,940.25-203,953.71-57,033.29

Finding the Fourth Proportional to 135,940.25, 203,953.71 and 57,033.29

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Solution

The fourth proportional to 135,940.25, 203,953.71 and 57,033.29 is: 85,568.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,940.25 : 203,953.71 = 57,033.29 : x
  2. Step 2: Convert to fraction form
    135,940.25/203,953.71 = 57,033.29/x
  3. Step 3: Cross multiply
    135,940.25x = 203,953.71 × 57,033.29
  4. Step 4: Simplify right side
    135,940.25x = 11,632,151,089.01
  5. Step 5: Solve for x
    x = 11,632,151,089.01/135,940.25
  6. Step 6: Final answer
    x = 85,568.12

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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.