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Finding the Fourth Proportional to 17,651.66, 24,361.45 and 10,199.66

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Solution

The fourth proportional to 17,651.66, 24,361.45 and 10,199.66 is: 14,076.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,651.66 : 24,361.45 = 10,199.66 : x
  2. Step 2: Convert to fraction form
    17,651.66/24,361.45 = 10,199.66/x
  3. Step 3: Cross multiply
    17,651.66x = 24,361.45 × 10,199.66
  4. Step 4: Simplify right side
    17,651.66x = 248,478,377.50
  5. Step 5: Solve for x
    x = 248,478,377.50/17,651.66
  6. Step 6: Final answer
    x = 14,076.77

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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.