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Finding the Fourth Proportional to 17,692.81, 24,416.07 and 9,734.87

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Solution

The fourth proportional to 17,692.81, 24,416.07 and 9,734.87 is: 13,434.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,692.81 : 24,416.07 = 9,734.87 : x
  2. Step 2: Convert to fraction form
    17,692.81/24,416.07 = 9,734.87/x
  3. Step 3: Cross multiply
    17,692.81x = 24,416.07 × 9,734.87
  4. Step 4: Simplify right side
    17,692.81x = 237,687,169.62
  5. Step 5: Solve for x
    x = 237,687,169.62/17,692.81
  6. Step 6: Final answer
    x = 13,434.11

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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.