Home / 194,277.20-291,402.41-119,408.90

Finding the Fourth Proportional to 194,277.20, 291,402.41 and 119,408.90

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Solution

The fourth proportional to 194,277.20, 291,402.41 and 119,408.90 is: 179,105.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,277.20 : 291,402.41 = 119,408.90 : x
  2. Step 2: Convert to fraction form
    194,277.20/291,402.41 = 119,408.90/x
  3. Step 3: Cross multiply
    194,277.20x = 291,402.41 × 119,408.90
  4. Step 4: Simplify right side
    194,277.20x = 34,796,039,181.39
  5. Step 5: Solve for x
    x = 34,796,039,181.39/194,277.20
  6. Step 6: Final answer
    x = 179,105.11

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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.