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Finding the Fourth Proportional to 167,998.98, 252,047.69 and 49,673.40

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Solution

The fourth proportional to 167,998.98, 252,047.69 and 49,673.40 is: 74,524.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,998.98 : 252,047.69 = 49,673.40 : x
  2. Step 2: Convert to fraction form
    167,998.98/252,047.69 = 49,673.40/x
  3. Step 3: Cross multiply
    167,998.98x = 252,047.69 × 49,673.40
  4. Step 4: Simplify right side
    167,998.98x = 12,520,065,476.08
  5. Step 5: Solve for x
    x = 12,520,065,476.08/167,998.98
  6. Step 6: Final answer
    x = 74,524.65

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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.