Home / 194,414.20-291,794.10-166,420.60

Finding the Fourth Proportional to 194,414.20, 291,794.10 and 166,420.60

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Solution

The fourth proportional to 194,414.20, 291,794.10 and 166,420.60 is: 249,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,414.20 : 291,794.10 = 166,420.60 : x
  2. Step 2: Convert to fraction form
    194,414.20/291,794.10 = 166,420.60/x
  3. Step 3: Cross multiply
    194,414.20x = 291,794.10 × 166,420.60
  4. Step 4: Simplify right side
    194,414.20x = 48,560,549,198.46
  5. Step 5: Solve for x
    x = 48,560,549,198.46/194,414.20
  6. Step 6: Final answer
    x = 249,778.82

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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.