Home / 89,850.40-134,791.49-30,672.27

Finding the Fourth Proportional to 89,850.40, 134,791.49 and 30,672.27

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Solution

The fourth proportional to 89,850.40, 134,791.49 and 30,672.27 is: 46,013.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,850.40 : 134,791.49 = 30,672.27 : x
  2. Step 2: Convert to fraction form
    89,850.40/134,791.49 = 30,672.27/x
  3. Step 3: Cross multiply
    89,850.40x = 134,791.49 × 30,672.27
  4. Step 4: Simplify right side
    89,850.40x = 4,134,361,051.66
  5. Step 5: Solve for x
    x = 4,134,361,051.66/89,850.40
  6. Step 6: Final answer
    x = 46,013.83

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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.