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Finding the Fourth Proportional to 23,302.66, 32,157.72 and 12,692.26

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Solution

The fourth proportional to 23,302.66, 32,157.72 and 12,692.26 is: 17,515.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,302.66 : 32,157.72 = 12,692.26 : x
  2. Step 2: Convert to fraction form
    23,302.66/32,157.72 = 12,692.26/x
  3. Step 3: Cross multiply
    23,302.66x = 32,157.72 × 12,692.26
  4. Step 4: Simplify right side
    23,302.66x = 408,154,143.25
  5. Step 5: Solve for x
    x = 408,154,143.25/23,302.66
  6. Step 6: Final answer
    x = 17,515.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.