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Finding the Fourth Proportional to 17,391.60, 26,104.76 and 9,604.08

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Solution

The fourth proportional to 17,391.60, 26,104.76 and 9,604.08 is: 14,415.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.60 : 26,104.76 = 9,604.08 : x
  2. Step 2: Convert to fraction form
    17,391.60/26,104.76 = 9,604.08/x
  3. Step 3: Cross multiply
    17,391.60x = 26,104.76 × 9,604.08
  4. Step 4: Simplify right side
    17,391.60x = 250,712,203.42
  5. Step 5: Solve for x
    x = 250,712,203.42/17,391.60
  6. Step 6: Final answer
    x = 14,415.71

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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.