Home / 57,173.20-85,773.42-19,733.60

Finding the Fourth Proportional to 57,173.20, 85,773.42 and 19,733.60

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Solution

The fourth proportional to 57,173.20, 85,773.42 and 19,733.60 is: 29,605.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,173.20 : 85,773.42 = 19,733.60 : x
  2. Step 2: Convert to fraction form
    57,173.20/85,773.42 = 19,733.60/x
  3. Step 3: Cross multiply
    57,173.20x = 85,773.42 × 19,733.60
  4. Step 4: Simplify right side
    57,173.20x = 1,692,618,575.35
  5. Step 5: Solve for x
    x = 1,692,618,575.35/57,173.20
  6. Step 6: Final answer
    x = 29,605.11

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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.