Home / 166,828.20-250,266.60-54,513.60

Finding the Fourth Proportional to 166,828.20, 250,266.60 and 54,513.60

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Solution

The fourth proportional to 166,828.20, 250,266.60 and 54,513.60 is: 81,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,828.20 : 250,266.60 = 54,513.60 : x
  2. Step 2: Convert to fraction form
    166,828.20/250,266.60 = 54,513.60/x
  3. Step 3: Cross multiply
    166,828.20x = 250,266.60 × 54,513.60
  4. Step 4: Simplify right side
    166,828.20x = 13,642,933,325.76
  5. Step 5: Solve for x
    x = 13,642,933,325.76/166,828.20
  6. Step 6: Final answer
    x = 81,778.34

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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.