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Finding the Fourth Proportional to 38,234.10, 57,241.80 and 38,234.10

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Solution

The fourth proportional to 38,234.10, 57,241.80 and 38,234.10 is: 57,241.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,234.10 : 57,241.80 = 38,234.10 : x
  2. Step 2: Convert to fraction form
    38,234.10/57,241.80 = 38,234.10/x
  3. Step 3: Cross multiply
    38,234.10x = 57,241.80 × 38,234.10
  4. Step 4: Simplify right side
    38,234.10x = 2,188,588,705.38
  5. Step 5: Solve for x
    x = 2,188,588,705.38/38,234.10
  6. Step 6: Final answer
    x = 57,241.80

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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.