Home / 29,105.88-40,165.90-17,169.24

Finding the Fourth Proportional to 29,105.88, 40,165.90 and 17,169.24

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Solution

The fourth proportional to 29,105.88, 40,165.90 and 17,169.24 is: 23,693.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,105.88 : 40,165.90 = 17,169.24 : x
  2. Step 2: Convert to fraction form
    29,105.88/40,165.90 = 17,169.24/x
  3. Step 3: Cross multiply
    29,105.88x = 40,165.90 × 17,169.24
  4. Step 4: Simplify right side
    29,105.88x = 689,617,976.92
  5. Step 5: Solve for x
    x = 689,617,976.92/29,105.88
  6. Step 6: Final answer
    x = 23,693.42

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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.