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Finding the Fourth Proportional to 17,086.16, 25,629.24 and 9,292.88

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Solution

The fourth proportional to 17,086.16, 25,629.24 and 9,292.88 is: 13,939.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,086.16 : 25,629.24 = 9,292.88 : x
  2. Step 2: Convert to fraction form
    17,086.16/25,629.24 = 9,292.88/x
  3. Step 3: Cross multiply
    17,086.16x = 25,629.24 × 9,292.88
  4. Step 4: Simplify right side
    17,086.16x = 238,169,451.81
  5. Step 5: Solve for x
    x = 238,169,451.81/17,086.16
  6. Step 6: Final answer
    x = 13,939.32

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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.