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Finding the Fourth Proportional to 17,189.01, 25,588.10 and 16,383.87

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Solution

The fourth proportional to 17,189.01, 25,588.10 and 16,383.87 is: 24,389.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.01 : 25,588.10 = 16,383.87 : x
  2. Step 2: Convert to fraction form
    17,189.01/25,588.10 = 16,383.87/x
  3. Step 3: Cross multiply
    17,189.01x = 25,588.10 × 16,383.87
  4. Step 4: Simplify right side
    17,189.01x = 419,232,144.91
  5. Step 5: Solve for x
    x = 419,232,144.91/17,189.01
  6. Step 6: Final answer
    x = 24,389.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.