Home / 102,093.96-152,555.22-77,944.62

Finding the Fourth Proportional to 102,093.96, 152,555.22 and 77,944.62

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Solution

The fourth proportional to 102,093.96, 152,555.22 and 77,944.62 is: 116,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,093.96 : 152,555.22 = 77,944.62 : x
  2. Step 2: Convert to fraction form
    102,093.96/152,555.22 = 77,944.62/x
  3. Step 3: Cross multiply
    102,093.96x = 152,555.22 × 77,944.62
  4. Step 4: Simplify right side
    102,093.96x = 11,890,858,651.92
  5. Step 5: Solve for x
    x = 11,890,858,651.92/102,093.96
  6. Step 6: Final answer
    x = 116,469.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.