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Finding the Fourth Proportional to 17,704.04, 26,572.44 and 8,945.12

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Solution

The fourth proportional to 17,704.04, 26,572.44 and 8,945.12 is: 13,425.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,704.04 : 26,572.44 = 8,945.12 : x
  2. Step 2: Convert to fraction form
    17,704.04/26,572.44 = 8,945.12/x
  3. Step 3: Cross multiply
    17,704.04x = 26,572.44 × 8,945.12
  4. Step 4: Simplify right side
    17,704.04x = 237,693,664.49
  5. Step 5: Solve for x
    x = 237,693,664.49/17,704.04
  6. Step 6: Final answer
    x = 13,425.96

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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.