Home / 75,863.16-104,691.46-41,871.94

Finding the Fourth Proportional to 75,863.16, 104,691.46 and 41,871.94

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Solution

The fourth proportional to 75,863.16, 104,691.46 and 41,871.94 is: 57,783.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,863.16 : 104,691.46 = 41,871.94 : x
  2. Step 2: Convert to fraction form
    75,863.16/104,691.46 = 41,871.94/x
  3. Step 3: Cross multiply
    75,863.16x = 104,691.46 × 41,871.94
  4. Step 4: Simplify right side
    75,863.16x = 4,383,634,361.50
  5. Step 5: Solve for x
    x = 4,383,634,361.50/75,863.16
  6. Step 6: Final answer
    x = 57,783.44

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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.