Home / 194,566.20-291,849.30-54,324.60

Finding the Fourth Proportional to 194,566.20, 291,849.30 and 54,324.60

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Solution

The fourth proportional to 194,566.20, 291,849.30 and 54,324.60 is: 81,486.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,566.20 : 291,849.30 = 54,324.60 : x
  2. Step 2: Convert to fraction form
    194,566.20/291,849.30 = 54,324.60/x
  3. Step 3: Cross multiply
    194,566.20x = 291,849.30 × 54,324.60
  4. Step 4: Simplify right side
    194,566.20x = 15,854,596,482.78
  5. Step 5: Solve for x
    x = 15,854,596,482.78/194,566.20
  6. Step 6: Final answer
    x = 81,486.90

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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.