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Finding the Fourth Proportional to 17,401.39, 24,007.20 and 9,845.99

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Solution

The fourth proportional to 17,401.39, 24,007.20 and 9,845.99 is: 13,583.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,401.39 : 24,007.20 = 9,845.99 : x
  2. Step 2: Convert to fraction form
    17,401.39/24,007.20 = 9,845.99/x
  3. Step 3: Cross multiply
    17,401.39x = 24,007.20 × 9,845.99
  4. Step 4: Simplify right side
    17,401.39x = 236,374,651.13
  5. Step 5: Solve for x
    x = 236,374,651.13/17,401.39
  6. Step 6: Final answer
    x = 13,583.66

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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.