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Finding the Fourth Proportional to 71,359.04, 98,520.87 and 44,540.96

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Solution

The fourth proportional to 71,359.04, 98,520.87 and 44,540.96 is: 61,494.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,359.04 : 98,520.87 = 44,540.96 : x
  2. Step 2: Convert to fraction form
    71,359.04/98,520.87 = 44,540.96/x
  3. Step 3: Cross multiply
    71,359.04x = 98,520.87 × 44,540.96
  4. Step 4: Simplify right side
    71,359.04x = 4,388,213,637.23
  5. Step 5: Solve for x
    x = 4,388,213,637.23/71,359.04
  6. Step 6: Final answer
    x = 61,494.86

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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.