Home / 194,339.20-291,508.80-111,174.88

Finding the Fourth Proportional to 194,339.20, 291,508.80 and 111,174.88

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Solution

The fourth proportional to 194,339.20, 291,508.80 and 111,174.88 is: 166,762.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,339.20 : 291,508.80 = 111,174.88 : x
  2. Step 2: Convert to fraction form
    194,339.20/291,508.80 = 111,174.88/x
  3. Step 3: Cross multiply
    194,339.20x = 291,508.80 × 111,174.88
  4. Step 4: Simplify right side
    194,339.20x = 32,408,455,858.94
  5. Step 5: Solve for x
    x = 32,408,455,858.94/194,339.20
  6. Step 6: Final answer
    x = 166,762.32

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1.5x scale

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.