Home / 73,231.60-109,750.20-38,161.84

Finding the Fourth Proportional to 73,231.60, 109,750.20 and 38,161.84

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Solution

The fourth proportional to 73,231.60, 109,750.20 and 38,161.84 is: 57,192.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,231.60 : 109,750.20 = 38,161.84 : x
  2. Step 2: Convert to fraction form
    73,231.60/109,750.20 = 38,161.84/x
  3. Step 3: Cross multiply
    73,231.60x = 109,750.20 × 38,161.84
  4. Step 4: Simplify right side
    73,231.60x = 4,188,269,572.37
  5. Step 5: Solve for x
    x = 4,188,269,572.37/73,231.60
  6. Step 6: Final answer
    x = 57,192.11

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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.