Home / 196,500.30-294,812.73-70,137.75

Finding the Fourth Proportional to 196,500.30, 294,812.73 and 70,137.75

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Solution

The fourth proportional to 196,500.30, 294,812.73 and 70,137.75 is: 105,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,500.30 : 294,812.73 = 70,137.75 : x
  2. Step 2: Convert to fraction form
    196,500.30/294,812.73 = 70,137.75/x
  3. Step 3: Cross multiply
    196,500.30x = 294,812.73 × 70,137.75
  4. Step 4: Simplify right side
    196,500.30x = 20,677,501,553.56
  5. Step 5: Solve for x
    x = 20,677,501,553.56/196,500.30
  6. Step 6: Final answer
    x = 105,228.85

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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.