Home / 30,151.54-41,623.41-20,096.74

Finding the Fourth Proportional to 30,151.54, 41,623.41 and 20,096.74

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Solution

The fourth proportional to 30,151.54, 41,623.41 and 20,096.74 is: 27,743.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,151.54 : 41,623.41 = 20,096.74 : x
  2. Step 2: Convert to fraction form
    30,151.54/41,623.41 = 20,096.74/x
  3. Step 3: Cross multiply
    30,151.54x = 41,623.41 × 20,096.74
  4. Step 4: Simplify right side
    30,151.54x = 836,494,848.68
  5. Step 5: Solve for x
    x = 836,494,848.68/30,151.54
  6. Step 6: Final answer
    x = 27,743.02

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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.