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Finding the Fourth Proportional to 82,103.99, 123,202.11 and 44,666.68

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Solution

The fourth proportional to 82,103.99, 123,202.11 and 44,666.68 is: 67,025.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,103.99 : 123,202.11 = 44,666.68 : x
  2. Step 2: Convert to fraction form
    82,103.99/123,202.11 = 44,666.68/x
  3. Step 3: Cross multiply
    82,103.99x = 123,202.11 × 44,666.68
  4. Step 4: Simplify right side
    82,103.99x = 5,503,029,222.69
  5. Step 5: Solve for x
    x = 5,503,029,222.69/82,103.99
  6. Step 6: Final answer
    x = 67,025.11

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1.5x scale

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.