Home / 192,933.30-289,498.74-91,845.76

Finding the Fourth Proportional to 192,933.30, 289,498.74 and 91,845.76

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Solution

The fourth proportional to 192,933.30, 289,498.74 and 91,845.76 is: 137,815.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,933.30 : 289,498.74 = 91,845.76 : x
  2. Step 2: Convert to fraction form
    192,933.30/289,498.74 = 91,845.76/x
  3. Step 3: Cross multiply
    192,933.30x = 289,498.74 × 91,845.76
  4. Step 4: Simplify right side
    192,933.30x = 26,589,231,794.34
  5. Step 5: Solve for x
    x = 26,589,231,794.34/192,933.30
  6. Step 6: Final answer
    x = 137,815.67

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1.5x scale

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.