Home / 74,375.28-111,612.60-27,632.88

Finding the Fourth Proportional to 74,375.28, 111,612.60 and 27,632.88

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Solution

The fourth proportional to 74,375.28, 111,612.60 and 27,632.88 is: 41,467.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,375.28 : 111,612.60 = 27,632.88 : x
  2. Step 2: Convert to fraction form
    74,375.28/111,612.60 = 27,632.88/x
  3. Step 3: Cross multiply
    74,375.28x = 111,612.60 × 27,632.88
  4. Step 4: Simplify right side
    74,375.28x = 3,084,177,582.29
  5. Step 5: Solve for x
    x = 3,084,177,582.29/74,375.28
  6. Step 6: Final answer
    x = 41,467.78

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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.