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Finding the Fourth Proportional to 64,416.96, 96,611.40 and 32,793.48

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Solution

The fourth proportional to 64,416.96, 96,611.40 and 32,793.48 is: 49,183.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,416.96 : 96,611.40 = 32,793.48 : x
  2. Step 2: Convert to fraction form
    64,416.96/96,611.40 = 32,793.48/x
  3. Step 3: Cross multiply
    64,416.96x = 96,611.40 × 32,793.48
  4. Step 4: Simplify right side
    64,416.96x = 3,168,224,013.67
  5. Step 5: Solve for x
    x = 3,168,224,013.67/64,416.96
  6. Step 6: Final answer
    x = 49,183.07

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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.