Home / 146,732.77-220,099.20-76,595.68

Finding the Fourth Proportional to 146,732.77, 220,099.20 and 76,595.68

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Solution

The fourth proportional to 146,732.77, 220,099.20 and 76,595.68 is: 114,893.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,732.77 : 220,099.20 = 76,595.68 : x
  2. Step 2: Convert to fraction form
    146,732.77/220,099.20 = 76,595.68/x
  3. Step 3: Cross multiply
    146,732.77x = 220,099.20 × 76,595.68
  4. Step 4: Simplify right side
    146,732.77x = 16,858,647,891.46
  5. Step 5: Solve for x
    x = 16,858,647,891.46/146,732.77
  6. Step 6: Final answer
    x = 114,893.54

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1.5x scale

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.