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Finding the Fourth Proportional to 17,144, 23,660.16 and 10,854.08

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Solution

The fourth proportional to 17,144, 23,660.16 and 10,854.08 is: 14,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,144 : 23,660.16 = 10,854.08 : x
  2. Step 2: Convert to fraction form
    17,144/23,660.16 = 10,854.08/x
  3. Step 3: Cross multiply
    17,144x = 23,660.16 × 10,854.08
  4. Step 4: Simplify right side
    17,144x = 256,809,269.45
  5. Step 5: Solve for x
    x = 256,809,269.45/17,144
  6. Step 6: Final answer
    x = 14,979.54

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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.