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Finding the Fourth Proportional to 57,523.96, 86,212.86 and 25,900.12

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Solution

The fourth proportional to 57,523.96, 86,212.86 and 25,900.12 is: 38,817.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,523.96 : 86,212.86 = 25,900.12 : x
  2. Step 2: Convert to fraction form
    57,523.96/86,212.86 = 25,900.12/x
  3. Step 3: Cross multiply
    57,523.96x = 86,212.86 × 25,900.12
  4. Step 4: Simplify right side
    57,523.96x = 2,232,923,419.54
  5. Step 5: Solve for x
    x = 2,232,923,419.54/57,523.96
  6. Step 6: Final answer
    x = 38,817.28

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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.