Home / 166,784.20-250,231.66-54,468.08

Finding the Fourth Proportional to 166,784.20, 250,231.66 and 54,468.08

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Solution

The fourth proportional to 166,784.20, 250,231.66 and 54,468.08 is: 81,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,784.20 : 250,231.66 = 54,468.08 : x
  2. Step 2: Convert to fraction form
    166,784.20/250,231.66 = 54,468.08/x
  3. Step 3: Cross multiply
    166,784.20x = 250,231.66 × 54,468.08
  4. Step 4: Simplify right side
    166,784.20x = 13,629,638,769.08
  5. Step 5: Solve for x
    x = 13,629,638,769.08/166,784.20
  6. Step 6: Final answer
    x = 81,720.20

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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.