Home / 143,933.68-215,942.10-44,108.60

Finding the Fourth Proportional to 143,933.68, 215,942.10 and 44,108.60

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Solution

The fourth proportional to 143,933.68, 215,942.10 and 44,108.60 is: 66,175.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,933.68 : 215,942.10 = 44,108.60 : x
  2. Step 2: Convert to fraction form
    143,933.68/215,942.10 = 44,108.60/x
  3. Step 3: Cross multiply
    143,933.68x = 215,942.10 × 44,108.60
  4. Step 4: Simplify right side
    143,933.68x = 9,524,903,929.73
  5. Step 5: Solve for x
    x = 9,524,903,929.73/143,933.68
  6. Step 6: Final answer
    x = 66,175.64

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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.