Home / 146,786.48-220,211.16-45,582.44

Finding the Fourth Proportional to 146,786.48, 220,211.16 and 45,582.44

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Solution

The fourth proportional to 146,786.48, 220,211.16 and 45,582.44 is: 68,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,786.48 : 220,211.16 = 45,582.44 : x
  2. Step 2: Convert to fraction form
    146,786.48/220,211.16 = 45,582.44/x
  3. Step 3: Cross multiply
    146,786.48x = 220,211.16 × 45,582.44
  4. Step 4: Simplify right side
    146,786.48x = 10,037,761,988.03
  5. Step 5: Solve for x
    x = 10,037,761,988.03/146,786.48
  6. Step 6: Final answer
    x = 68,383.42

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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.