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Finding the Fourth Proportional to 79,020.72, 118,374.75 and 41,524.74

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Solution

The fourth proportional to 79,020.72, 118,374.75 and 41,524.74 is: 62,204.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,020.72 : 118,374.75 = 41,524.74 : x
  2. Step 2: Convert to fraction form
    79,020.72/118,374.75 = 41,524.74/x
  3. Step 3: Cross multiply
    79,020.72x = 118,374.75 × 41,524.74
  4. Step 4: Simplify right side
    79,020.72x = 4,915,480,716.32
  5. Step 5: Solve for x
    x = 4,915,480,716.32/79,020.72
  6. Step 6: Final answer
    x = 62,204.96

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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.