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Finding the Fourth Proportional to 41,361.54, 57,079.53 and 25,436.58

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Solution

The fourth proportional to 41,361.54, 57,079.53 and 25,436.58 is: 35,102.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,361.54 : 57,079.53 = 25,436.58 : x
  2. Step 2: Convert to fraction form
    41,361.54/57,079.53 = 25,436.58/x
  3. Step 3: Cross multiply
    41,361.54x = 57,079.53 × 25,436.58
  4. Step 4: Simplify right side
    41,361.54x = 1,451,908,031.21
  5. Step 5: Solve for x
    x = 1,451,908,031.21/41,361.54
  6. Step 6: Final answer
    x = 35,102.85

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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.