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Finding the Fourth Proportional to 35,504.70, 48,996.90 and 19,589.73

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Solution

The fourth proportional to 35,504.70, 48,996.90 and 19,589.73 is: 27,034.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,504.70 : 48,996.90 = 19,589.73 : x
  2. Step 2: Convert to fraction form
    35,504.70/48,996.90 = 19,589.73/x
  3. Step 3: Cross multiply
    35,504.70x = 48,996.90 × 19,589.73
  4. Step 4: Simplify right side
    35,504.70x = 959,836,041.84
  5. Step 5: Solve for x
    x = 959,836,041.84/35,504.70
  6. Step 6: Final answer
    x = 27,034.06

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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.