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Finding the Fourth Proportional to 17,076.27, 25,617.06 and 7,215.60

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Solution

The fourth proportional to 17,076.27, 25,617.06 and 7,215.60 is: 10,824.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,076.27 : 25,617.06 = 7,215.60 : x
  2. Step 2: Convert to fraction form
    17,076.27/25,617.06 = 7,215.60/x
  3. Step 3: Cross multiply
    17,076.27x = 25,617.06 × 7,215.60
  4. Step 4: Simplify right side
    17,076.27x = 184,842,458.14
  5. Step 5: Solve for x
    x = 184,842,458.14/17,076.27
  6. Step 6: Final answer
    x = 10,824.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.