Home / 161,934.45-242,874.20-43,579.41

Finding the Fourth Proportional to 161,934.45, 242,874.20 and 43,579.41

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Solution

The fourth proportional to 161,934.45, 242,874.20 and 43,579.41 is: 65,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,934.45 : 242,874.20 = 43,579.41 : x
  2. Step 2: Convert to fraction form
    161,934.45/242,874.20 = 43,579.41/x
  3. Step 3: Cross multiply
    161,934.45x = 242,874.20 × 43,579.41
  4. Step 4: Simplify right side
    161,934.45x = 10,584,314,122.33
  5. Step 5: Solve for x
    x = 10,584,314,122.33/161,934.45
  6. Step 6: Final answer
    x = 65,361.72

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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.