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Finding the Fourth Proportional to 57,361.46, 79,115.01 and 41,498.42

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Solution

The fourth proportional to 57,361.46, 79,115.01 and 41,498.42 is: 57,236.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,361.46 : 79,115.01 = 41,498.42 : x
  2. Step 2: Convert to fraction form
    57,361.46/79,115.01 = 41,498.42/x
  3. Step 3: Cross multiply
    57,361.46x = 79,115.01 × 41,498.42
  4. Step 4: Simplify right side
    57,361.46x = 3,283,147,913.28
  5. Step 5: Solve for x
    x = 3,283,147,913.28/57,361.46
  6. Step 6: Final answer
    x = 57,236.13

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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.