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Finding the Fourth Proportional to 17,166.62, 23,690.30 and 9,714.62

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Solution

The fourth proportional to 17,166.62, 23,690.30 and 9,714.62 is: 13,406.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,166.62 : 23,690.30 = 9,714.62 : x
  2. Step 2: Convert to fraction form
    17,166.62/23,690.30 = 9,714.62/x
  3. Step 3: Cross multiply
    17,166.62x = 23,690.30 × 9,714.62
  4. Step 4: Simplify right side
    17,166.62x = 230,142,262.19
  5. Step 5: Solve for x
    x = 230,142,262.19/17,166.62
  6. Step 6: Final answer
    x = 13,406.38

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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.