Home / 57,193.74-85,778.42-36,105.60

Finding the Fourth Proportional to 57,193.74, 85,778.42 and 36,105.60

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Solution

The fourth proportional to 57,193.74, 85,778.42 and 36,105.60 is: 54,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,193.74 : 85,778.42 = 36,105.60 : x
  2. Step 2: Convert to fraction form
    57,193.74/85,778.42 = 36,105.60/x
  3. Step 3: Cross multiply
    57,193.74x = 85,778.42 × 36,105.60
  4. Step 4: Simplify right side
    57,193.74x = 3,097,081,140.62
  5. Step 5: Solve for x
    x = 3,097,081,140.62/57,193.74
  6. Step 6: Final answer
    x = 54,150.70

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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.