Home / 194,346.20-291,519.30-111,181.88

Finding the Fourth Proportional to 194,346.20, 291,519.30 and 111,181.88

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Solution

The fourth proportional to 194,346.20, 291,519.30 and 111,181.88 is: 166,772.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,346.20 : 291,519.30 = 111,181.88 : x
  2. Step 2: Convert to fraction form
    194,346.20/291,519.30 = 111,181.88/x
  3. Step 3: Cross multiply
    194,346.20x = 291,519.30 × 111,181.88
  4. Step 4: Simplify right side
    194,346.20x = 32,411,663,830.28
  5. Step 5: Solve for x
    x = 32,411,663,830.28/194,346.20
  6. Step 6: Final answer
    x = 166,772.82

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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.