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Finding the Fourth Proportional to 32,847.76, 45,329.90 and 17,740.42

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Solution

The fourth proportional to 32,847.76, 45,329.90 and 17,740.42 is: 24,481.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,847.76 : 45,329.90 = 17,740.42 : x
  2. Step 2: Convert to fraction form
    32,847.76/45,329.90 = 17,740.42/x
  3. Step 3: Cross multiply
    32,847.76x = 45,329.90 × 17,740.42
  4. Step 4: Simplify right side
    32,847.76x = 804,171,149.21
  5. Step 5: Solve for x
    x = 804,171,149.21/32,847.76
  6. Step 6: Final answer
    x = 24,481.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.