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Finding the Fourth Proportional to 57,692.80, 79,611.24 and 32,196.88

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Solution

The fourth proportional to 57,692.80, 79,611.24 and 32,196.88 is: 44,429.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,692.80 : 79,611.24 = 32,196.88 : x
  2. Step 2: Convert to fraction form
    57,692.80/79,611.24 = 32,196.88/x
  3. Step 3: Cross multiply
    57,692.80x = 79,611.24 × 32,196.88
  4. Step 4: Simplify right side
    57,692.80x = 2,563,233,540.93
  5. Step 5: Solve for x
    x = 2,563,233,540.93/57,692.80
  6. Step 6: Final answer
    x = 44,429.00

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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.