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Finding the Fourth Proportional to 61,692.73, 85,136.00 and 33,398.42

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Solution

The fourth proportional to 61,692.73, 85,136.00 and 33,398.42 is: 46,089.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,692.73 : 85,136.00 = 33,398.42 : x
  2. Step 2: Convert to fraction form
    61,692.73/85,136.00 = 33,398.42/x
  3. Step 3: Cross multiply
    61,692.73x = 85,136.00 × 33,398.42
  4. Step 4: Simplify right side
    61,692.73x = 2,843,407,959.20
  5. Step 5: Solve for x
    x = 2,843,407,959.20/61,692.73
  6. Step 6: Final answer
    x = 46,089.84

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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.