Home / 196,462.40-294,499.20-96,540.80

Finding the Fourth Proportional to 196,462.40, 294,499.20 and 96,540.80

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Solution

The fourth proportional to 196,462.40, 294,499.20 and 96,540.80 is: 144,715.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,462.40 : 294,499.20 = 96,540.80 : x
  2. Step 2: Convert to fraction form
    196,462.40/294,499.20 = 96,540.80/x
  3. Step 3: Cross multiply
    196,462.40x = 294,499.20 × 96,540.80
  4. Step 4: Simplify right side
    196,462.40x = 28,431,188,367.36
  5. Step 5: Solve for x
    x = 28,431,188,367.36/196,462.40
  6. Step 6: Final answer
    x = 144,715.67

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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.