Home / 61,163.96-91,742.46-16,787.48

Finding the Fourth Proportional to 61,163.96, 91,742.46 and 16,787.48

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Solution

The fourth proportional to 61,163.96, 91,742.46 and 16,787.48 is: 25,180.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,163.96 : 91,742.46 = 16,787.48 : x
  2. Step 2: Convert to fraction form
    61,163.96/91,742.46 = 16,787.48/x
  3. Step 3: Cross multiply
    61,163.96x = 91,742.46 × 16,787.48
  4. Step 4: Simplify right side
    61,163.96x = 1,540,124,712.40
  5. Step 5: Solve for x
    x = 1,540,124,712.40/61,163.96
  6. Step 6: Final answer
    x = 25,180.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.