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Finding the Fourth Proportional to 36,602.31, 50,494.43 and 21,494.70

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Solution

The fourth proportional to 36,602.31, 50,494.43 and 21,494.70 is: 29,652.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,602.31 : 50,494.43 = 21,494.70 : x
  2. Step 2: Convert to fraction form
    36,602.31/50,494.43 = 21,494.70/x
  3. Step 3: Cross multiply
    36,602.31x = 50,494.43 × 21,494.70
  4. Step 4: Simplify right side
    36,602.31x = 1,085,362,517.05
  5. Step 5: Solve for x
    x = 1,085,362,517.05/36,602.31
  6. Step 6: Final answer
    x = 29,652.84

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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.