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Finding the Fourth Proportional to 65,493.96, 98,170.98 and 37,353.42

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Solution

The fourth proportional to 65,493.96, 98,170.98 and 37,353.42 is: 55,990.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,493.96 : 98,170.98 = 37,353.42 : x
  2. Step 2: Convert to fraction form
    65,493.96/98,170.98 = 37,353.42/x
  3. Step 3: Cross multiply
    65,493.96x = 98,170.98 × 37,353.42
  4. Step 4: Simplify right side
    65,493.96x = 3,667,021,847.75
  5. Step 5: Solve for x
    x = 3,667,021,847.75/65,493.96
  6. Step 6: Final answer
    x = 55,990.23

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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.