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Finding the Fourth Proportional to 49,253.67, 73,909.67 and 18,110.79

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Solution

The fourth proportional to 49,253.67, 73,909.67 and 18,110.79 is: 27,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,253.67 : 73,909.67 = 18,110.79 : x
  2. Step 2: Convert to fraction form
    49,253.67/73,909.67 = 18,110.79/x
  3. Step 3: Cross multiply
    49,253.67x = 73,909.67 × 18,110.79
  4. Step 4: Simplify right side
    49,253.67x = 1,338,562,421.79
  5. Step 5: Solve for x
    x = 1,338,562,421.79/49,253.67
  6. Step 6: Final answer
    x = 27,176.91

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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.