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Finding the Fourth Proportional to 146,229.58, 201,797.33 and 79,161.58

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Solution

The fourth proportional to 146,229.58, 201,797.33 and 79,161.58 is: 109,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,229.58 : 201,797.33 = 79,161.58 : x
  2. Step 2: Convert to fraction form
    146,229.58/201,797.33 = 79,161.58/x
  3. Step 3: Cross multiply
    146,229.58x = 201,797.33 × 79,161.58
  4. Step 4: Simplify right side
    146,229.58x = 15,974,594,582.28
  5. Step 5: Solve for x
    x = 15,974,594,582.28/146,229.58
  6. Step 6: Final answer
    x = 109,243.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.