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Finding the Fourth Proportional to 29,536.59, 40,759.59 and 16,791.16

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Solution

The fourth proportional to 29,536.59, 40,759.59 and 16,791.16 is: 23,171.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,536.59 : 40,759.59 = 16,791.16 : x
  2. Step 2: Convert to fraction form
    29,536.59/40,759.59 = 16,791.16/x
  3. Step 3: Cross multiply
    29,536.59x = 40,759.59 × 16,791.16
  4. Step 4: Simplify right side
    29,536.59x = 684,400,713.27
  5. Step 5: Solve for x
    x = 684,400,713.27/29,536.59
  6. Step 6: Final answer
    x = 23,171.29

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1.5x scale

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.