Home / 57,229.60-85,844.40-38,567.20

Finding the Fourth Proportional to 57,229.60, 85,844.40 and 38,567.20

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Solution

The fourth proportional to 57,229.60, 85,844.40 and 38,567.20 is: 57,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,229.60 : 85,844.40 = 38,567.20 : x
  2. Step 2: Convert to fraction form
    57,229.60/85,844.40 = 38,567.20/x
  3. Step 3: Cross multiply
    57,229.60x = 85,844.40 × 38,567.20
  4. Step 4: Simplify right side
    57,229.60x = 3,310,778,143.68
  5. Step 5: Solve for x
    x = 3,310,778,143.68/57,229.60
  6. Step 6: Final answer
    x = 57,850.80

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Similar ratio
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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.