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Finding the Fourth Proportional to 61,247.43, 84,519.31 and 37,413.99

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Solution

The fourth proportional to 61,247.43, 84,519.31 and 37,413.99 is: 51,630.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,247.43 : 84,519.31 = 37,413.99 : x
  2. Step 2: Convert to fraction form
    61,247.43/84,519.31 = 37,413.99/x
  3. Step 3: Cross multiply
    61,247.43x = 84,519.31 × 37,413.99
  4. Step 4: Simplify right side
    61,247.43x = 3,162,204,619.15
  5. Step 5: Solve for x
    x = 3,162,204,619.15/61,247.43
  6. Step 6: Final answer
    x = 51,630.00

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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.