Home / 188,149.20-259,600.03-106,479.33

Finding the Fourth Proportional to 188,149.20, 259,600.03 and 106,479.33

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Solution

The fourth proportional to 188,149.20, 259,600.03 and 106,479.33 is: 146,915.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,149.20 : 259,600.03 = 106,479.33 : x
  2. Step 2: Convert to fraction form
    188,149.20/259,600.03 = 106,479.33/x
  3. Step 3: Cross multiply
    188,149.20x = 259,600.03 × 106,479.33
  4. Step 4: Simplify right side
    188,149.20x = 27,642,037,262.38
  5. Step 5: Solve for x
    x = 27,642,037,262.38/188,149.20
  6. Step 6: Final answer
    x = 146,915.52

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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.