Home / 131,553.33-197,340.26-47,324.45

Finding the Fourth Proportional to 131,553.33, 197,340.26 and 47,324.45

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Solution

The fourth proportional to 131,553.33, 197,340.26 and 47,324.45 is: 70,990.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,553.33 : 197,340.26 = 47,324.45 : x
  2. Step 2: Convert to fraction form
    131,553.33/197,340.26 = 47,324.45/x
  3. Step 3: Cross multiply
    131,553.33x = 197,340.26 × 47,324.45
  4. Step 4: Simplify right side
    131,553.33x = 9,339,019,050.26
  5. Step 5: Solve for x
    x = 9,339,019,050.26/131,553.33
  6. Step 6: Final answer
    x = 70,990.36

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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.