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Finding the Fourth Proportional to 17,484.51, 24,120.95 and 11,817.19

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Solution

The fourth proportional to 17,484.51, 24,120.95 and 11,817.19 is: 16,302.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,484.51 : 24,120.95 = 11,817.19 : x
  2. Step 2: Convert to fraction form
    17,484.51/24,120.95 = 11,817.19/x
  3. Step 3: Cross multiply
    17,484.51x = 24,120.95 × 11,817.19
  4. Step 4: Simplify right side
    17,484.51x = 285,041,790.04
  5. Step 5: Solve for x
    x = 285,041,790.04/17,484.51
  6. Step 6: Final answer
    x = 16,302.54

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Half scale
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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.