Home / 92,691.09-139,047.44-33,554.61

Finding the Fourth Proportional to 92,691.09, 139,047.44 and 33,554.61

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Solution

The fourth proportional to 92,691.09, 139,047.44 and 33,554.61 is: 50,335.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,691.09 : 139,047.44 = 33,554.61 : x
  2. Step 2: Convert to fraction form
    92,691.09/139,047.44 = 33,554.61/x
  3. Step 3: Cross multiply
    92,691.09x = 139,047.44 × 33,554.61
  4. Step 4: Simplify right side
    92,691.09x = 4,665,682,452.93
  5. Step 5: Solve for x
    x = 4,665,682,452.93/92,691.09
  6. Step 6: Final answer
    x = 50,335.82

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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.