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Finding the Fourth Proportional to 29,477.44, 40,677.88 and 17,538.04

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Solution

The fourth proportional to 29,477.44, 40,677.88 and 17,538.04 is: 24,201.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,477.44 : 40,677.88 = 17,538.04 : x
  2. Step 2: Convert to fraction form
    29,477.44/40,677.88 = 17,538.04/x
  3. Step 3: Cross multiply
    29,477.44x = 40,677.88 × 17,538.04
  4. Step 4: Simplify right side
    29,477.44x = 713,410,286.56
  5. Step 5: Solve for x
    x = 713,410,286.56/29,477.44
  6. Step 6: Final answer
    x = 24,201.91

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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.