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Finding the Fourth Proportional to 17,047.53, 23,527.41 and 9,979.87

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Solution

The fourth proportional to 17,047.53, 23,527.41 and 9,979.87 is: 13,773.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047.53 : 23,527.41 = 9,979.87 : x
  2. Step 2: Convert to fraction form
    17,047.53/23,527.41 = 9,979.87/x
  3. Step 3: Cross multiply
    17,047.53x = 23,527.41 × 9,979.87
  4. Step 4: Simplify right side
    17,047.53x = 234,800,493.24
  5. Step 5: Solve for x
    x = 234,800,493.24/17,047.53
  6. Step 6: Final answer
    x = 13,773.29

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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.