Home / 148,236.15-222,375.78-48,371.76

Finding the Fourth Proportional to 148,236.15, 222,375.78 and 48,371.76

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Solution

The fourth proportional to 148,236.15, 222,375.78 and 48,371.76 is: 72,564.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,236.15 : 222,375.78 = 48,371.76 : x
  2. Step 2: Convert to fraction form
    148,236.15/222,375.78 = 48,371.76/x
  3. Step 3: Cross multiply
    148,236.15x = 222,375.78 × 48,371.76
  4. Step 4: Simplify right side
    148,236.15x = 10,756,707,859.97
  5. Step 5: Solve for x
    x = 10,756,707,859.97/148,236.15
  6. Step 6: Final answer
    x = 72,564.67

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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.