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Finding the Fourth Proportional to 29,690.54, 44,539.91 and 9,974.74

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Solution

The fourth proportional to 29,690.54, 44,539.91 and 9,974.74 is: 14,963.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.54 : 44,539.91 = 9,974.74 : x
  2. Step 2: Convert to fraction form
    29,690.54/44,539.91 = 9,974.74/x
  3. Step 3: Cross multiply
    29,690.54x = 44,539.91 × 9,974.74
  4. Step 4: Simplify right side
    29,690.54x = 444,273,935.46
  5. Step 5: Solve for x
    x = 444,273,935.46/29,690.54
  6. Step 6: Final answer
    x = 14,963.48

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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.