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Finding the Fourth Proportional to 29,166, 43,707.99 and 16,667.30

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Solution

The fourth proportional to 29,166, 43,707.99 and 16,667.30 is: 24,977.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,166 : 43,707.99 = 16,667.30 : x
  2. Step 2: Convert to fraction form
    29,166/43,707.99 = 16,667.30/x
  3. Step 3: Cross multiply
    29,166x = 43,707.99 × 16,667.30
  4. Step 4: Simplify right side
    29,166x = 728,493,963.19
  5. Step 5: Solve for x
    x = 728,493,963.19/29,166
  6. Step 6: Final answer
    x = 24,977.51

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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.