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Finding the Fourth Proportional to 17,699.96, 24,425.04 and 9,740.65

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Solution

The fourth proportional to 17,699.96, 24,425.04 and 9,740.65 is: 13,441.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,699.96 : 24,425.04 = 9,740.65 : x
  2. Step 2: Convert to fraction form
    17,699.96/24,425.04 = 9,740.65/x
  3. Step 3: Cross multiply
    17,699.96x = 24,425.04 × 9,740.65
  4. Step 4: Simplify right side
    17,699.96x = 237,915,704.81
  5. Step 5: Solve for x
    x = 237,915,704.81/17,699.96
  6. Step 6: Final answer
    x = 13,441.59

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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.