Home / 131,944.80-197,544.60-102,703.80

Finding the Fourth Proportional to 131,944.80, 197,544.60 and 102,703.80

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Solution

The fourth proportional to 131,944.80, 197,544.60 and 102,703.80 is: 153,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,944.80 : 197,544.60 = 102,703.80 : x
  2. Step 2: Convert to fraction form
    131,944.80/197,544.60 = 102,703.80/x
  3. Step 3: Cross multiply
    131,944.80x = 197,544.60 × 102,703.80
  4. Step 4: Simplify right side
    131,944.80x = 20,288,581,089.48
  5. Step 5: Solve for x
    x = 20,288,581,089.48/131,944.80
  6. Step 6: Final answer
    x = 153,765.67

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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.