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Finding the Fourth Proportional to 41,252.40, 61,927.20 and 40,960.80

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Solution

The fourth proportional to 41,252.40, 61,927.20 and 40,960.80 is: 61,489.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,252.40 : 61,927.20 = 40,960.80 : x
  2. Step 2: Convert to fraction form
    41,252.40/61,927.20 = 40,960.80/x
  3. Step 3: Cross multiply
    41,252.40x = 61,927.20 × 40,960.80
  4. Step 4: Simplify right side
    41,252.40x = 2,536,587,653.76
  5. Step 5: Solve for x
    x = 2,536,587,653.76/41,252.40
  6. Step 6: Final answer
    x = 61,489.46

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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.