Home / 194,546.40-291,819.60-111,448.80

Finding the Fourth Proportional to 194,546.40, 291,819.60 and 111,448.80

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Solution

The fourth proportional to 194,546.40, 291,819.60 and 111,448.80 is: 167,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,546.40 : 291,819.60 = 111,448.80 : x
  2. Step 2: Convert to fraction form
    194,546.40/291,819.60 = 111,448.80/x
  3. Step 3: Cross multiply
    194,546.40x = 291,819.60 × 111,448.80
  4. Step 4: Simplify right side
    194,546.40x = 32,522,944,236.48
  5. Step 5: Solve for x
    x = 32,522,944,236.48/194,546.40
  6. Step 6: Final answer
    x = 167,173.20

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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.