Home / 234,056.96-351,120-67,823.36

Finding the Fourth Proportional to 234,056.96, 351,120 and 67,823.36

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Solution

The fourth proportional to 234,056.96, 351,120 and 67,823.36 is: 101,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,056.96 : 351,120 = 67,823.36 : x
  2. Step 2: Convert to fraction form
    234,056.96/351,120 = 67,823.36/x
  3. Step 3: Cross multiply
    234,056.96x = 351,120 × 67,823.36
  4. Step 4: Simplify right side
    234,056.96x = 23,814,138,163.20
  5. Step 5: Solve for x
    x = 23,814,138,163.20/234,056.96
  6. Step 6: Final answer
    x = 101,745.05

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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.