Home / 96,930.23-145,395.41-30,375.61

Finding the Fourth Proportional to 96,930.23, 145,395.41 and 30,375.61

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Solution

The fourth proportional to 96,930.23, 145,395.41 and 30,375.61 is: 45,563.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,930.23 : 145,395.41 = 30,375.61 : x
  2. Step 2: Convert to fraction form
    96,930.23/145,395.41 = 30,375.61/x
  3. Step 3: Cross multiply
    96,930.23x = 145,395.41 × 30,375.61
  4. Step 4: Simplify right side
    96,930.23x = 4,416,473,754.58
  5. Step 5: Solve for x
    x = 4,416,473,754.58/96,930.23
  6. Step 6: Final answer
    x = 45,563.43

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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.