Home / 196,316.62-294,562.41-102,800.50

Finding the Fourth Proportional to 196,316.62, 294,562.41 and 102,800.50

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Solution

The fourth proportional to 196,316.62, 294,562.41 and 102,800.50 is: 154,246.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,316.62 : 294,562.41 = 102,800.50 : x
  2. Step 2: Convert to fraction form
    196,316.62/294,562.41 = 102,800.50/x
  3. Step 3: Cross multiply
    196,316.62x = 294,562.41 × 102,800.50
  4. Step 4: Simplify right side
    196,316.62x = 30,281,163,029.21
  5. Step 5: Solve for x
    x = 30,281,163,029.21/196,316.62
  6. Step 6: Final answer
    x = 154,246.56

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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.