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Finding the Fourth Proportional to 38,187.30, 57,171.60 and 36,024.60

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Solution

The fourth proportional to 38,187.30, 57,171.60 and 36,024.60 is: 53,933.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,187.30 : 57,171.60 = 36,024.60 : x
  2. Step 2: Convert to fraction form
    38,187.30/57,171.60 = 36,024.60/x
  3. Step 3: Cross multiply
    38,187.30x = 57,171.60 × 36,024.60
  4. Step 4: Simplify right side
    38,187.30x = 2,059,584,021.36
  5. Step 5: Solve for x
    x = 2,059,584,021.36/38,187.30
  6. Step 6: Final answer
    x = 53,933.74

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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.