Home / 166,664.50-250,022.83-54,318.62

Finding the Fourth Proportional to 166,664.50, 250,022.83 and 54,318.62

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Solution

The fourth proportional to 166,664.50, 250,022.83 and 54,318.62 is: 81,486.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,664.50 : 250,022.83 = 54,318.62 : x
  2. Step 2: Convert to fraction form
    166,664.50/250,022.83 = 54,318.62/x
  3. Step 3: Cross multiply
    166,664.50x = 250,022.83 × 54,318.62
  4. Step 4: Simplify right side
    166,664.50x = 13,580,895,094.09
  5. Step 5: Solve for x
    x = 13,580,895,094.09/166,664.50
  6. Step 6: Final answer
    x = 81,486.43

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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.