Home / 166,663.94-250,021.85-54,318.08

Finding the Fourth Proportional to 166,663.94, 250,021.85 and 54,318.08

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Solution

The fourth proportional to 166,663.94, 250,021.85 and 54,318.08 is: 81,485.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,663.94 : 250,021.85 = 54,318.08 : x
  2. Step 2: Convert to fraction form
    166,663.94/250,021.85 = 54,318.08/x
  3. Step 3: Cross multiply
    166,663.94x = 250,021.85 × 54,318.08
  4. Step 4: Simplify right side
    166,663.94x = 13,580,705,328.35
  5. Step 5: Solve for x
    x = 13,580,705,328.35/166,663.94
  6. Step 6: Final answer
    x = 81,485.57

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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.