Home / 179,354.50-268,847.21-79,561.69

Finding the Fourth Proportional to 179,354.50, 268,847.21 and 79,561.69

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Solution

The fourth proportional to 179,354.50, 268,847.21 and 79,561.69 is: 119,260.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,354.50 : 268,847.21 = 79,561.69 : x
  2. Step 2: Convert to fraction form
    179,354.50/268,847.21 = 79,561.69/x
  3. Step 3: Cross multiply
    179,354.50x = 268,847.21 × 79,561.69
  4. Step 4: Simplify right side
    179,354.50x = 21,389,937,906.17
  5. Step 5: Solve for x
    x = 21,389,937,906.17/179,354.50
  6. Step 6: Final answer
    x = 119,260.67

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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.