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Finding the Fourth Proportional to 17,009.22, 23,472.42 and 9,455.44

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Solution

The fourth proportional to 17,009.22, 23,472.42 and 9,455.44 is: 13,048.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,009.22 : 23,472.42 = 9,455.44 : x
  2. Step 2: Convert to fraction form
    17,009.22/23,472.42 = 9,455.44/x
  3. Step 3: Cross multiply
    17,009.22x = 23,472.42 × 9,455.44
  4. Step 4: Simplify right side
    17,009.22x = 221,942,058.96
  5. Step 5: Solve for x
    x = 221,942,058.96/17,009.22
  6. Step 6: Final answer
    x = 13,048.34

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1.5x scale

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.