Home / 204,000.21-281,514.70-113,353.84

Finding the Fourth Proportional to 204,000.21, 281,514.70 and 113,353.84

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Solution

The fourth proportional to 204,000.21, 281,514.70 and 113,353.84 is: 156,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,000.21 : 281,514.70 = 113,353.84 : x
  2. Step 2: Convert to fraction form
    204,000.21/281,514.70 = 113,353.84/x
  3. Step 3: Cross multiply
    204,000.21x = 281,514.70 × 113,353.84
  4. Step 4: Simplify right side
    204,000.21x = 31,910,772,755.03
  5. Step 5: Solve for x
    x = 31,910,772,755.03/204,000.21
  6. Step 6: Final answer
    x = 156,425.20

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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.