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Finding the Fourth Proportional to 40,469.48, 55,847.94 and 23,476.94

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Solution

The fourth proportional to 40,469.48, 55,847.94 and 23,476.94 is: 32,398.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,469.48 : 55,847.94 = 23,476.94 : x
  2. Step 2: Convert to fraction form
    40,469.48/55,847.94 = 23,476.94/x
  3. Step 3: Cross multiply
    40,469.48x = 55,847.94 × 23,476.94
  4. Step 4: Simplify right side
    40,469.48x = 1,311,138,736.50
  5. Step 5: Solve for x
    x = 1,311,138,736.50/40,469.48
  6. Step 6: Final answer
    x = 32,398.21

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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.