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Finding the Fourth Proportional to 17,361.81, 23,934.18 and 11,383.11

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Solution

The fourth proportional to 17,361.81, 23,934.18 and 11,383.11 is: 15,692.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,361.81 : 23,934.18 = 11,383.11 : x
  2. Step 2: Convert to fraction form
    17,361.81/23,934.18 = 11,383.11/x
  3. Step 3: Cross multiply
    17,361.81x = 23,934.18 × 11,383.11
  4. Step 4: Simplify right side
    17,361.81x = 272,445,403.70
  5. Step 5: Solve for x
    x = 272,445,403.70/17,361.81
  6. Step 6: Final answer
    x = 15,692.22

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Half scale
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Double scale
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Similar ratio
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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.