Home / 114,942.60-172,493.18-40,063.36

Finding the Fourth Proportional to 114,942.60, 172,493.18 and 40,063.36

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Solution

The fourth proportional to 114,942.60, 172,493.18 and 40,063.36 is: 60,122.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,942.60 : 172,493.18 = 40,063.36 : x
  2. Step 2: Convert to fraction form
    114,942.60/172,493.18 = 40,063.36/x
  3. Step 3: Cross multiply
    114,942.60x = 172,493.18 × 40,063.36
  4. Step 4: Simplify right side
    114,942.60x = 6,910,656,367.88
  5. Step 5: Solve for x
    x = 6,910,656,367.88/114,942.60
  6. Step 6: Final answer
    x = 60,122.67

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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.