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Finding the Fourth Proportional to 43,472.64, 65,221.96 and 24,991.68

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Solution

The fourth proportional to 43,472.64, 65,221.96 and 24,991.68 is: 37,494.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,472.64 : 65,221.96 = 24,991.68 : x
  2. Step 2: Convert to fraction form
    43,472.64/65,221.96 = 24,991.68/x
  3. Step 3: Cross multiply
    43,472.64x = 65,221.96 × 24,991.68
  4. Step 4: Simplify right side
    43,472.64x = 1,630,006,353.29
  5. Step 5: Solve for x
    x = 1,630,006,353.29/43,472.64
  6. Step 6: Final answer
    x = 37,494.99

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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.