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Finding the Fourth Proportional to 17,015.56, 23,482.38 and 9,941.56

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Solution

The fourth proportional to 17,015.56, 23,482.38 and 9,941.56 is: 13,719.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.56 : 23,482.38 = 9,941.56 : x
  2. Step 2: Convert to fraction form
    17,015.56/23,482.38 = 9,941.56/x
  3. Step 3: Cross multiply
    17,015.56x = 23,482.38 × 9,941.56
  4. Step 4: Simplify right side
    17,015.56x = 233,451,489.71
  5. Step 5: Solve for x
    x = 233,451,489.71/17,015.56
  6. Step 6: Final answer
    x = 13,719.88

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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.