Home / 111,327.76-167,049.06-52,169.42

Finding the Fourth Proportional to 111,327.76, 167,049.06 and 52,169.42

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Solution

The fourth proportional to 111,327.76, 167,049.06 and 52,169.42 is: 78,281.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,327.76 : 167,049.06 = 52,169.42 : x
  2. Step 2: Convert to fraction form
    111,327.76/167,049.06 = 52,169.42/x
  3. Step 3: Cross multiply
    111,327.76x = 167,049.06 × 52,169.42
  4. Step 4: Simplify right side
    111,327.76x = 8,714,852,571.75
  5. Step 5: Solve for x
    x = 8,714,852,571.75/111,327.76
  6. Step 6: Final answer
    x = 78,281.04

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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.