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Finding the Fourth Proportional to 17,391.25, 24,000.35 and 9,837.21

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Solution

The fourth proportional to 17,391.25, 24,000.35 and 9,837.21 is: 13,575.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.25 : 24,000.35 = 9,837.21 : x
  2. Step 2: Convert to fraction form
    17,391.25/24,000.35 = 9,837.21/x
  3. Step 3: Cross multiply
    17,391.25x = 24,000.35 × 9,837.21
  4. Step 4: Simplify right side
    17,391.25x = 236,096,507.62
  5. Step 5: Solve for x
    x = 236,096,507.62/17,391.25
  6. Step 6: Final answer
    x = 13,575.59

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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.