Home / 146,942.25-202,780.44-79,874.25

Finding the Fourth Proportional to 146,942.25, 202,780.44 and 79,874.25

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Solution

The fourth proportional to 146,942.25, 202,780.44 and 79,874.25 is: 110,226.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,942.25 : 202,780.44 = 79,874.25 : x
  2. Step 2: Convert to fraction form
    146,942.25/202,780.44 = 79,874.25/x
  3. Step 3: Cross multiply
    146,942.25x = 202,780.44 × 79,874.25
  4. Step 4: Simplify right side
    146,942.25x = 16,196,935,559.67
  5. Step 5: Solve for x
    x = 16,196,935,559.67/146,942.25
  6. Step 6: Final answer
    x = 110,226.54

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1.5x scale

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.