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Finding the Fourth Proportional to 60,366.44, 90,494.22 and 20,895.94

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Solution

The fourth proportional to 60,366.44, 90,494.22 and 20,895.94 is: 31,324.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,366.44 : 90,494.22 = 20,895.94 : x
  2. Step 2: Convert to fraction form
    60,366.44/90,494.22 = 20,895.94/x
  3. Step 3: Cross multiply
    60,366.44x = 90,494.22 × 20,895.94
  4. Step 4: Simplify right side
    60,366.44x = 1,890,961,791.47
  5. Step 5: Solve for x
    x = 1,890,961,791.47/60,366.44
  6. Step 6: Final answer
    x = 31,324.72

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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.