Home / 194,600.40-291,997.80-110,425.20

Finding the Fourth Proportional to 194,600.40, 291,997.80 and 110,425.20

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Solution

The fourth proportional to 194,600.40, 291,997.80 and 110,425.20 is: 165,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,600.40 : 291,997.80 = 110,425.20 : x
  2. Step 2: Convert to fraction form
    194,600.40/291,997.80 = 110,425.20/x
  3. Step 3: Cross multiply
    194,600.40x = 291,997.80 × 110,425.20
  4. Step 4: Simplify right side
    194,600.40x = 32,243,915,464.56
  5. Step 5: Solve for x
    x = 32,243,915,464.56/194,600.40
  6. Step 6: Final answer
    x = 165,692.96

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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.