Home / 215,468.38-323,202.60-57,692.80

Finding the Fourth Proportional to 215,468.38, 323,202.60 and 57,692.80

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Solution

The fourth proportional to 215,468.38, 323,202.60 and 57,692.80 is: 86,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,468.38 : 323,202.60 = 57,692.80 : x
  2. Step 2: Convert to fraction form
    215,468.38/323,202.60 = 57,692.80/x
  3. Step 3: Cross multiply
    215,468.38x = 323,202.60 × 57,692.80
  4. Step 4: Simplify right side
    215,468.38x = 18,646,462,961.28
  5. Step 5: Solve for x
    x = 18,646,462,961.28/215,468.38
  6. Step 6: Final answer
    x = 86,539.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.