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Finding the Fourth Proportional to 17,827.92, 24,606.18 and 11,859.84

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Solution

The fourth proportional to 17,827.92, 24,606.18 and 11,859.84 is: 16,369.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,827.92 : 24,606.18 = 11,859.84 : x
  2. Step 2: Convert to fraction form
    17,827.92/24,606.18 = 11,859.84/x
  3. Step 3: Cross multiply
    17,827.92x = 24,606.18 × 11,859.84
  4. Step 4: Simplify right side
    17,827.92x = 291,825,357.81
  5. Step 5: Solve for x
    x = 291,825,357.81/17,827.92
  6. Step 6: Final answer
    x = 16,369.01

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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.