Home / 148,229.83-204,556.91-80,246.78

Finding the Fourth Proportional to 148,229.83, 204,556.91 and 80,246.78

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Solution

The fourth proportional to 148,229.83, 204,556.91 and 80,246.78 is: 110,740.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,229.83 : 204,556.91 = 80,246.78 : x
  2. Step 2: Convert to fraction form
    148,229.83/204,556.91 = 80,246.78/x
  3. Step 3: Cross multiply
    148,229.83x = 204,556.91 × 80,246.78
  4. Step 4: Simplify right side
    148,229.83x = 16,415,033,354.25
  5. Step 5: Solve for x
    x = 16,415,033,354.25/148,229.83
  6. Step 6: Final answer
    x = 110,740.42

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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.