Home / 74,260.72-111,365.16-32,696.56

Finding the Fourth Proportional to 74,260.72, 111,365.16 and 32,696.56

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Solution

The fourth proportional to 74,260.72, 111,365.16 and 32,696.56 is: 49,033.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,260.72 : 111,365.16 = 32,696.56 : x
  2. Step 2: Convert to fraction form
    74,260.72/111,365.16 = 32,696.56/x
  3. Step 3: Cross multiply
    74,260.72x = 111,365.16 × 32,696.56
  4. Step 4: Simplify right side
    74,260.72x = 3,641,257,635.85
  5. Step 5: Solve for x
    x = 3,641,257,635.85/74,260.72
  6. Step 6: Final answer
    x = 49,033.43

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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.