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Finding the Fourth Proportional to 62,798.67, 86,612.03 and 41,310.50

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Solution

The fourth proportional to 62,798.67, 86,612.03 and 41,310.50 is: 56,975.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,798.67 : 86,612.03 = 41,310.50 : x
  2. Step 2: Convert to fraction form
    62,798.67/86,612.03 = 41,310.50/x
  3. Step 3: Cross multiply
    62,798.67x = 86,612.03 × 41,310.50
  4. Step 4: Simplify right side
    62,798.67x = 3,577,985,625.70
  5. Step 5: Solve for x
    x = 3,577,985,625.70/62,798.67
  6. Step 6: Final answer
    x = 56,975.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.