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Finding the Fourth Proportional to 57,692.70, 79,588.62 and 37,542.23

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Solution

The fourth proportional to 57,692.70, 79,588.62 and 37,542.23 is: 51,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,692.70 : 79,588.62 = 37,542.23 : x
  2. Step 2: Convert to fraction form
    57,692.70/79,588.62 = 37,542.23/x
  3. Step 3: Cross multiply
    57,692.70x = 79,588.62 × 37,542.23
  4. Step 4: Simplify right side
    57,692.70x = 2,987,934,476.39
  5. Step 5: Solve for x
    x = 2,987,934,476.39/57,692.70
  6. Step 6: Final answer
    x = 51,790.51

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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.