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Finding the Fourth Proportional to 17,351.12, 26,041.20 and 9,034

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Solution

The fourth proportional to 17,351.12, 26,041.20 and 9,034 is: 13,558.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,351.12 : 26,041.20 = 9,034 : x
  2. Step 2: Convert to fraction form
    17,351.12/26,041.20 = 9,034/x
  3. Step 3: Cross multiply
    17,351.12x = 26,041.20 × 9,034
  4. Step 4: Simplify right side
    17,351.12x = 235,256,200.80
  5. Step 5: Solve for x
    x = 235,256,200.80/17,351.12
  6. Step 6: Final answer
    x = 13,558.56

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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.