Home / 111,846.20-167,769.30-41,721.80

Finding the Fourth Proportional to 111,846.20, 167,769.30 and 41,721.80

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Solution

The fourth proportional to 111,846.20, 167,769.30 and 41,721.80 is: 62,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,846.20 : 167,769.30 = 41,721.80 : x
  2. Step 2: Convert to fraction form
    111,846.20/167,769.30 = 41,721.80/x
  3. Step 3: Cross multiply
    111,846.20x = 167,769.30 × 41,721.80
  4. Step 4: Simplify right side
    111,846.20x = 6,999,637,180.74
  5. Step 5: Solve for x
    x = 6,999,637,180.74/111,846.20
  6. Step 6: Final answer
    x = 62,582.70

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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.