Home / 225,636.03-311,198.36-191,756.67

Finding the Fourth Proportional to 225,636.03, 311,198.36 and 191,756.67

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Solution

The fourth proportional to 225,636.03, 311,198.36 and 191,756.67 is: 264,471.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,636.03 : 311,198.36 = 191,756.67 : x
  2. Step 2: Convert to fraction form
    225,636.03/311,198.36 = 191,756.67/x
  3. Step 3: Cross multiply
    225,636.03x = 311,198.36 × 191,756.67
  4. Step 4: Simplify right side
    225,636.03x = 59,674,361,223.06
  5. Step 5: Solve for x
    x = 59,674,361,223.06/225,636.03
  6. Step 6: Final answer
    x = 264,471.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.